Home / 56,775,174.05-78,352,046.34-31,996,405.27

Finding the Fourth Proportional to 56,775,174.05, 78,352,046.34 and 31,996,405.27

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Solution

The fourth proportional to 56,775,174.05, 78,352,046.34 and 31,996,405.27 is: 44,156,338.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,775,174.05 : 78,352,046.34 = 31,996,405.27 : x
  2. Step 2: Convert to fraction form
    56,775,174.05/78,352,046.34 = 31,996,405.27/x
  3. Step 3: Cross multiply
    56,775,174.05x = 78,352,046.34 × 31,996,405.27
  4. Step 4: Simplify right side
    56,775,174.05x = 2,506,983,828,716,934.50
  5. Step 5: Solve for x
    x = 2,506,983,828,716,934.50/56,775,174.05
  6. Step 6: Final answer
    x = 44,156,338.94

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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.