Home / 52,488,015.60-78,732,023.40-39,449,996.40

Finding the Fourth Proportional to 52,488,015.60, 78,732,023.40 and 39,449,996.40

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Solution

The fourth proportional to 52,488,015.60, 78,732,023.40 and 39,449,996.40 is: 59,174,994.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,488,015.60 : 78,732,023.40 = 39,449,996.40 : x
  2. Step 2: Convert to fraction form
    52,488,015.60/78,732,023.40 = 39,449,996.40/x
  3. Step 3: Cross multiply
    52,488,015.60x = 78,732,023.40 × 39,449,996.40
  4. Step 4: Simplify right side
    52,488,015.60x = 3,105,978,039,694,716
  5. Step 5: Solve for x
    x = 3,105,978,039,694,716/52,488,015.60
  6. Step 6: Final answer
    x = 59,174,994.60

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Similar ratio
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1.5x scale

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.