Home / 52,721,449.60-79,094,099.24-28,459,855.84

Finding the Fourth Proportional to 52,721,449.60, 79,094,099.24 and 28,459,855.84

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Solution

The fourth proportional to 52,721,449.60, 79,094,099.24 and 28,459,855.84 is: 42,696,220.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,721,449.60 : 79,094,099.24 = 28,459,855.84 : x
  2. Step 2: Convert to fraction form
    52,721,449.60/79,094,099.24 = 28,459,855.84/x
  3. Step 3: Cross multiply
    52,721,449.60x = 79,094,099.24 × 28,459,855.84
  4. Step 4: Simplify right side
    52,721,449.60x = 2,251,006,662,165,053.50
  5. Step 5: Solve for x
    x = 2,251,006,662,165,053.50/52,721,449.60
  6. Step 6: Final answer
    x = 42,696,220.97

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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.