Home / 10,371,620.60-15,557,430.90-9,840,179.60

Finding the Fourth Proportional to 10,371,620.60, 15,557,430.90 and 9,840,179.60

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Solution

The fourth proportional to 10,371,620.60, 15,557,430.90 and 9,840,179.60 is: 14,760,269.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,371,620.60 : 15,557,430.90 = 9,840,179.60 : x
  2. Step 2: Convert to fraction form
    10,371,620.60/15,557,430.90 = 9,840,179.60/x
  3. Step 3: Cross multiply
    10,371,620.60x = 15,557,430.90 × 9,840,179.60
  4. Step 4: Simplify right side
    10,371,620.60x = 153,087,914,170,589.62
  5. Step 5: Solve for x
    x = 153,087,914,170,589.62/10,371,620.60
  6. Step 6: Final answer
    x = 14,760,269.40

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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.