Home / 56,527,900.80-84,791,851.20-54,136,416.30

Finding the Fourth Proportional to 56,527,900.80, 84,791,851.20 and 54,136,416.30

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Solution

The fourth proportional to 56,527,900.80, 84,791,851.20 and 54,136,416.30 is: 81,204,624.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,527,900.80 : 84,791,851.20 = 54,136,416.30 : x
  2. Step 2: Convert to fraction form
    56,527,900.80/84,791,851.20 = 54,136,416.30/x
  3. Step 3: Cross multiply
    56,527,900.80x = 84,791,851.20 × 54,136,416.30
  4. Step 4: Simplify right side
    56,527,900.80x = 4,590,326,955,410,854
  5. Step 5: Solve for x
    x = 4,590,326,955,410,854/56,527,900.80
  6. Step 6: Final answer
    x = 81,204,624.45

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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.