Home / 52,821,781.20-79,232,671.80-34,681,928.40

Finding the Fourth Proportional to 52,821,781.20, 79,232,671.80 and 34,681,928.40

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Solution

The fourth proportional to 52,821,781.20, 79,232,671.80 and 34,681,928.40 is: 52,022,892.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,821,781.20 : 79,232,671.80 = 34,681,928.40 : x
  2. Step 2: Convert to fraction form
    52,821,781.20/79,232,671.80 = 34,681,928.40/x
  3. Step 3: Cross multiply
    52,821,781.20x = 79,232,671.80 × 34,681,928.40
  4. Step 4: Simplify right side
    52,821,781.20x = 2,747,941,850,308,299
  5. Step 5: Solve for x
    x = 2,747,941,850,308,299/52,821,781.20
  6. Step 6: Final answer
    x = 52,022,892.60

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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.