Home / 12,755,445.96-19,144,224.23-6,694,459.77

Finding the Fourth Proportional to 12,755,445.96, 19,144,224.23 and 6,694,459.77

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Solution

The fourth proportional to 12,755,445.96, 19,144,224.23 and 6,694,459.77 is: 10,047,491.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,755,445.96 : 19,144,224.23 = 6,694,459.77 : x
  2. Step 2: Convert to fraction form
    12,755,445.96/19,144,224.23 = 6,694,459.77/x
  3. Step 3: Cross multiply
    12,755,445.96x = 19,144,224.23 × 6,694,459.77
  4. Step 4: Simplify right side
    12,755,445.96x = 128,160,238,902,121.92
  5. Step 5: Solve for x
    x = 128,160,238,902,121.92/12,755,445.96
  6. Step 6: Final answer
    x = 10,047,491.82

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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.