Home / 10,123,476.72-13,970,399.04-5,539,798.32

Finding the Fourth Proportional to 10,123,476.72, 13,970,399.04 and 5,539,798.32

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Solution

The fourth proportional to 10,123,476.72, 13,970,399.04 and 5,539,798.32 is: 7,644,922.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,123,476.72 : 13,970,399.04 = 5,539,798.32 : x
  2. Step 2: Convert to fraction form
    10,123,476.72/13,970,399.04 = 5,539,798.32/x
  3. Step 3: Cross multiply
    10,123,476.72x = 13,970,399.04 × 5,539,798.32
  4. Step 4: Simplify right side
    10,123,476.72x = 77,393,193,131,521.61
  5. Step 5: Solve for x
    x = 77,393,193,131,521.61/10,123,476.72
  6. Step 6: Final answer
    x = 7,644,922.32

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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.