Home / 36,156,120.28-49,896,420.44-21,272,483.28

Finding the Fourth Proportional to 36,156,120.28, 49,896,420.44 and 21,272,483.28

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Solution

The fourth proportional to 36,156,120.28, 49,896,420.44 and 21,272,483.28 is: 29,356,600.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,156,120.28 : 49,896,420.44 = 21,272,483.28 : x
  2. Step 2: Convert to fraction form
    36,156,120.28/49,896,420.44 = 21,272,483.28/x
  3. Step 3: Cross multiply
    36,156,120.28x = 49,896,420.44 × 21,272,483.28
  4. Step 4: Simplify right side
    36,156,120.28x = 1,061,420,769,541,750.25
  5. Step 5: Solve for x
    x = 1,061,420,769,541,750.25/36,156,120.28
  6. Step 6: Final answer
    x = 29,356,600.25

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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.