Home / 57,220,815.18-78,962,322.18-32,442,669.36

Finding the Fourth Proportional to 57,220,815.18, 78,962,322.18 and 32,442,669.36

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Solution

The fourth proportional to 57,220,815.18, 78,962,322.18 and 32,442,669.36 is: 44,769,521.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,220,815.18 : 78,962,322.18 = 32,442,669.36 : x
  2. Step 2: Convert to fraction form
    57,220,815.18/78,962,322.18 = 32,442,669.36/x
  3. Step 3: Cross multiply
    57,220,815.18x = 78,962,322.18 × 32,442,669.36
  4. Step 4: Simplify right side
    57,220,815.18x = 2,561,748,510,383,534.50
  5. Step 5: Solve for x
    x = 2,561,748,510,383,534.50/57,220,815.18
  6. Step 6: Final answer
    x = 44,769,521.41

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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.