Home / 9,509,767.86-13,123,512.88-5,158,885.13

Finding the Fourth Proportional to 9,509,767.86, 13,123,512.88 and 5,158,885.13

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Solution

The fourth proportional to 9,509,767.86, 13,123,512.88 and 5,158,885.13 is: 7,119,279.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,509,767.86 : 13,123,512.88 = 5,158,885.13 : x
  2. Step 2: Convert to fraction form
    9,509,767.86/13,123,512.88 = 5,158,885.13/x
  3. Step 3: Cross multiply
    9,509,767.86x = 13,123,512.88 × 5,158,885.13
  4. Step 4: Simplify right side
    9,509,767.86x = 67,702,695,523,532.36
  5. Step 5: Solve for x
    x = 67,702,695,523,532.36/9,509,767.86
  6. Step 6: Final answer
    x = 7,119,279.52

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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.