Home / 10,786,477.17-14,885,321.85-5,891,699.31

Finding the Fourth Proportional to 10,786,477.17, 14,885,321.85 and 5,891,699.31

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Solution

The fourth proportional to 10,786,477.17, 14,885,321.85 and 5,891,699.31 is: 8,130,535.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,786,477.17 : 14,885,321.85 = 5,891,699.31 : x
  2. Step 2: Convert to fraction form
    10,786,477.17/14,885,321.85 = 5,891,699.31/x
  3. Step 3: Cross multiply
    10,786,477.17x = 14,885,321.85 × 5,891,699.31
  4. Step 4: Simplify right side
    10,786,477.17x = 87,699,840,472,772.92
  5. Step 5: Solve for x
    x = 87,699,840,472,772.92/10,786,477.17
  6. Step 6: Final answer
    x = 8,130,535.96

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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.