Home / 10,656,030.80-15,984,046.20-5,265,707.60

Finding the Fourth Proportional to 10,656,030.80, 15,984,046.20 and 5,265,707.60

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Solution

The fourth proportional to 10,656,030.80, 15,984,046.20 and 5,265,707.60 is: 7,898,561.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,656,030.80 : 15,984,046.20 = 5,265,707.60 : x
  2. Step 2: Convert to fraction form
    10,656,030.80/15,984,046.20 = 5,265,707.60/x
  3. Step 3: Cross multiply
    10,656,030.80x = 15,984,046.20 × 5,265,707.60
  4. Step 4: Simplify right side
    10,656,030.80x = 84,167,313,554,091.11
  5. Step 5: Solve for x
    x = 84,167,313,554,091.11/10,656,030.80
  6. Step 6: Final answer
    x = 7,898,561.40

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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.