Home / 52,549,719.84-72,517,928.40-29,345,254.56

Finding the Fourth Proportional to 52,549,719.84, 72,517,928.40 and 29,345,254.56

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Solution

The fourth proportional to 52,549,719.84, 72,517,928.40 and 29,345,254.56 is: 40,496,068.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,549,719.84 : 72,517,928.40 = 29,345,254.56 : x
  2. Step 2: Convert to fraction form
    52,549,719.84/72,517,928.40 = 29,345,254.56/x
  3. Step 3: Cross multiply
    52,549,719.84x = 72,517,928.40 × 29,345,254.56
  4. Step 4: Simplify right side
    52,549,719.84x = 2,128,057,069,061,853.50
  5. Step 5: Solve for x
    x = 2,128,057,069,061,853.50/52,549,719.84
  6. Step 6: Final answer
    x = 40,496,068.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.