Home / 13,226,324.86-18,251,320.59-7,423,985.59

Finding the Fourth Proportional to 13,226,324.86, 18,251,320.59 and 7,423,985.59

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Solution

The fourth proportional to 13,226,324.86, 18,251,320.59 and 7,423,985.59 is: 10,244,534.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,226,324.86 : 18,251,320.59 = 7,423,985.59 : x
  2. Step 2: Convert to fraction form
    13,226,324.86/18,251,320.59 = 7,423,985.59/x
  3. Step 3: Cross multiply
    13,226,324.86x = 18,251,320.59 × 7,423,985.59
  4. Step 4: Simplify right side
    13,226,324.86x = 135,497,541,013,002
  5. Step 5: Solve for x
    x = 135,497,541,013,002/13,226,324.86
  6. Step 6: Final answer
    x = 10,244,534.47

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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.