Home / 10,359,364.80-15,539,047.20-10,293,009.60

Finding the Fourth Proportional to 10,359,364.80, 15,539,047.20 and 10,293,009.60

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Solution

The fourth proportional to 10,359,364.80, 15,539,047.20 and 10,293,009.60 is: 15,439,514.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,359,364.80 : 15,539,047.20 = 10,293,009.60 : x
  2. Step 2: Convert to fraction form
    10,359,364.80/15,539,047.20 = 10,293,009.60/x
  3. Step 3: Cross multiply
    10,359,364.80x = 15,539,047.20 × 10,293,009.60
  4. Step 4: Simplify right side
    10,359,364.80x = 159,943,562,004,453.09
  5. Step 5: Solve for x
    x = 159,943,562,004,453.09/10,359,364.80
  6. Step 6: Final answer
    x = 15,439,514.40

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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.