Home / 60,739,815.60-91,109,723.40-56,063,134.80

Finding the Fourth Proportional to 60,739,815.60, 91,109,723.40 and 56,063,134.80

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Solution

The fourth proportional to 60,739,815.60, 91,109,723.40 and 56,063,134.80 is: 84,094,702.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,739,815.60 : 91,109,723.40 = 56,063,134.80 : x
  2. Step 2: Convert to fraction form
    60,739,815.60/91,109,723.40 = 56,063,134.80/x
  3. Step 3: Cross multiply
    60,739,815.60x = 91,109,723.40 × 56,063,134.80
  4. Step 4: Simplify right side
    60,739,815.60x = 5,107,896,704,564,914
  5. Step 5: Solve for x
    x = 5,107,896,704,564,914/60,739,815.60
  6. Step 6: Final answer
    x = 84,094,702.20

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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.