Home / 72,064,505.28-108,099,991.44-23,545,315.20

Finding the Fourth Proportional to 72,064,505.28, 108,099,991.44 and 23,545,315.20

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Solution

The fourth proportional to 72,064,505.28, 108,099,991.44 and 23,545,315.20 is: 35,319,029.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,064,505.28 : 108,099,991.44 = 23,545,315.20 : x
  2. Step 2: Convert to fraction form
    72,064,505.28/108,099,991.44 = 23,545,315.20/x
  3. Step 3: Cross multiply
    72,064,505.28x = 108,099,991.44 × 23,545,315.20
  4. Step 4: Simplify right side
    72,064,505.28x = 2,545,248,371,572,102
  5. Step 5: Solve for x
    x = 2,545,248,371,572,102/72,064,505.28
  6. Step 6: Final answer
    x = 35,319,029.27

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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.