Home / 48,389,278.80-72,617,095.80-21,482,245.20

Finding the Fourth Proportional to 48,389,278.80, 72,617,095.80 and 21,482,245.20

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Solution

The fourth proportional to 48,389,278.80, 72,617,095.80 and 21,482,245.20 is: 32,238,096.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,389,278.80 : 72,617,095.80 = 21,482,245.20 : x
  2. Step 2: Convert to fraction form
    48,389,278.80/72,617,095.80 = 21,482,245.20/x
  3. Step 3: Cross multiply
    48,389,278.80x = 72,617,095.80 × 21,482,245.20
  4. Step 4: Simplify right side
    48,389,278.80x = 1,559,978,257,687,490
  5. Step 5: Solve for x
    x = 1,559,978,257,687,490/48,389,278.80
  6. Step 6: Final answer
    x = 32,238,096.88

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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.