Home / 56,881,847.70-85,178,429.55-31,293,947.70

Finding the Fourth Proportional to 56,881,847.70, 85,178,429.55 and 31,293,947.70

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Solution

The fourth proportional to 56,881,847.70, 85,178,429.55 and 31,293,947.70 is: 46,861,510.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,881,847.70 : 85,178,429.55 = 31,293,947.70 : x
  2. Step 2: Convert to fraction form
    56,881,847.70/85,178,429.55 = 31,293,947.70/x
  3. Step 3: Cross multiply
    56,881,847.70x = 85,178,429.55 × 31,293,947.70
  4. Step 4: Simplify right side
    56,881,847.70x = 2,665,569,319,505,834.50
  5. Step 5: Solve for x
    x = 2,665,569,319,505,834.50/56,881,847.70
  6. Step 6: Final answer
    x = 46,861,510.79

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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.