Home / 21,349,471.77-32,023,920.61-5,175,562.48

Finding the Fourth Proportional to 21,349,471.77, 32,023,920.61 and 5,175,562.48

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Solution

The fourth proportional to 21,349,471.77, 32,023,920.61 and 5,175,562.48 is: 7,763,274.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,349,471.77 : 32,023,920.61 = 5,175,562.48 : x
  2. Step 2: Convert to fraction form
    21,349,471.77/32,023,920.61 = 5,175,562.48/x
  3. Step 3: Cross multiply
    21,349,471.77x = 32,023,920.61 × 5,175,562.48
  4. Step 4: Simplify right side
    21,349,471.77x = 165,741,801,898,024.34
  5. Step 5: Solve for x
    x = 165,741,801,898,024.34/21,349,471.77
  6. Step 6: Final answer
    x = 7,763,274.13

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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.