Home / 13,337,685.59-18,406,002.50-7,226,114.09

Finding the Fourth Proportional to 13,337,685.59, 18,406,002.50 and 7,226,114.09

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Solution

The fourth proportional to 13,337,685.59, 18,406,002.50 and 7,226,114.09 is: 9,972,035.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,337,685.59 : 18,406,002.50 = 7,226,114.09 : x
  2. Step 2: Convert to fraction form
    13,337,685.59/18,406,002.50 = 7,226,114.09/x
  3. Step 3: Cross multiply
    13,337,685.59x = 18,406,002.50 × 7,226,114.09
  4. Step 4: Simplify right side
    13,337,685.59x = 133,003,873,904,762.58
  5. Step 5: Solve for x
    x = 133,003,873,904,762.58/13,337,685.59
  6. Step 6: Final answer
    x = 9,972,035.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.