Home / 56,248,834.39-77,626,405.38-31,467,542.92

Finding the Fourth Proportional to 56,248,834.39, 77,626,405.38 and 31,467,542.92

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Solution

The fourth proportional to 56,248,834.39, 77,626,405.38 and 31,467,542.92 is: 43,426,895.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,248,834.39 : 77,626,405.38 = 31,467,542.92 : x
  2. Step 2: Convert to fraction form
    56,248,834.39/77,626,405.38 = 31,467,542.92/x
  3. Step 3: Cross multiply
    56,248,834.39x = 77,626,405.38 × 31,467,542.92
  4. Step 4: Simplify right side
    56,248,834.39x = 2,442,712,242,944,406.50
  5. Step 5: Solve for x
    x = 2,442,712,242,944,406.50/56,248,834.39
  6. Step 6: Final answer
    x = 43,426,895.32

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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.