Home / 52,721,458.60-79,094,112.72-28,459,864.84

Finding the Fourth Proportional to 52,721,458.60, 79,094,112.72 and 28,459,864.84

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Solution

The fourth proportional to 52,721,458.60, 79,094,112.72 and 28,459,864.84 is: 42,696,234.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,721,458.60 : 79,094,112.72 = 28,459,864.84 : x
  2. Step 2: Convert to fraction form
    52,721,458.60/79,094,112.72 = 28,459,864.84/x
  3. Step 3: Cross multiply
    52,721,458.60x = 79,094,112.72 × 28,459,864.84
  4. Step 4: Simplify right side
    52,721,458.60x = 2,251,007,757,650,924.75
  5. Step 5: Solve for x
    x = 2,251,007,757,650,924.75/52,721,458.60
  6. Step 6: Final answer
    x = 42,696,234.46

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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.