Home / 10,583,686.80-15,884,861.40-9,072,032.40

Finding the Fourth Proportional to 10,583,686.80, 15,884,861.40 and 9,072,032.40

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Solution

The fourth proportional to 10,583,686.80, 15,884,861.40 and 9,072,032.40 is: 13,616,047.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,583,686.80 : 15,884,861.40 = 9,072,032.40 : x
  2. Step 2: Convert to fraction form
    10,583,686.80/15,884,861.40 = 9,072,032.40/x
  3. Step 3: Cross multiply
    10,583,686.80x = 15,884,861.40 × 9,072,032.40
  4. Step 4: Simplify right side
    10,583,686.80x = 144,107,977,290,309.38
  5. Step 5: Solve for x
    x = 144,107,977,290,309.38/10,583,686.80
  6. Step 6: Final answer
    x = 13,616,047.04

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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.