Home / 52,142,472.65-78,213,709.11-27,807,674.24

Finding the Fourth Proportional to 52,142,472.65, 78,213,709.11 and 27,807,674.24

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Solution

The fourth proportional to 52,142,472.65, 78,213,709.11 and 27,807,674.24 is: 41,711,511.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,142,472.65 : 78,213,709.11 = 27,807,674.24 : x
  2. Step 2: Convert to fraction form
    52,142,472.65/78,213,709.11 = 27,807,674.24/x
  3. Step 3: Cross multiply
    52,142,472.65x = 78,213,709.11 × 27,807,674.24
  4. Step 4: Simplify right side
    52,142,472.65x = 2,174,941,343,641,931.75
  5. Step 5: Solve for x
    x = 2,174,941,343,641,931.75/52,142,472.65
  6. Step 6: Final answer
    x = 41,711,511.43

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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.