Home / 10,359,365.80-15,539,048.70-10,293,010.60

Finding the Fourth Proportional to 10,359,365.80, 15,539,048.70 and 10,293,010.60

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Solution

The fourth proportional to 10,359,365.80, 15,539,048.70 and 10,293,010.60 is: 15,439,515.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,359,365.80 : 15,539,048.70 = 10,293,010.60 : x
  2. Step 2: Convert to fraction form
    10,359,365.80/15,539,048.70 = 10,293,010.60/x
  3. Step 3: Cross multiply
    10,359,365.80x = 15,539,048.70 × 10,293,010.60
  4. Step 4: Simplify right side
    10,359,365.80x = 159,943,592,983,016.22
  5. Step 5: Solve for x
    x = 159,943,592,983,016.22/10,359,365.80
  6. Step 6: Final answer
    x = 15,439,515.90

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.