Home / 54,434,421.20-81,651,631.80-37,428,309.20

Finding the Fourth Proportional to 54,434,421.20, 81,651,631.80 and 37,428,309.20

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Solution

The fourth proportional to 54,434,421.20, 81,651,631.80 and 37,428,309.20 is: 56,142,463.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,434,421.20 : 81,651,631.80 = 37,428,309.20 : x
  2. Step 2: Convert to fraction form
    54,434,421.20/81,651,631.80 = 37,428,309.20/x
  3. Step 3: Cross multiply
    54,434,421.20x = 81,651,631.80 × 37,428,309.20
  4. Step 4: Simplify right side
    54,434,421.20x = 3,056,082,521,694,952.50
  5. Step 5: Solve for x
    x = 3,056,082,521,694,952.50/54,434,421.20
  6. Step 6: Final answer
    x = 56,142,463.80

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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.