Home / 55,784,077.56-76,984,000.46-31,004,758.52

Finding the Fourth Proportional to 55,784,077.56, 76,984,000.46 and 31,004,758.52

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Solution

The fourth proportional to 55,784,077.56, 76,984,000.46 and 31,004,758.52 is: 42,787,663.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,784,077.56 : 76,984,000.46 = 31,004,758.52 : x
  2. Step 2: Convert to fraction form
    55,784,077.56/76,984,000.46 = 31,004,758.52/x
  3. Step 3: Cross multiply
    55,784,077.56x = 76,984,000.46 × 31,004,758.52
  4. Step 4: Simplify right side
    55,784,077.56x = 2,386,870,344,165,868.50
  5. Step 5: Solve for x
    x = 2,386,870,344,165,868.50/55,784,077.56
  6. Step 6: Final answer
    x = 42,787,663.59

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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.