Home / 56,484,613.07-77,944,488.22-31,700,013.21

Finding the Fourth Proportional to 56,484,613.07, 77,944,488.22 and 31,700,013.21

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Solution

The fourth proportional to 56,484,613.07, 77,944,488.22 and 31,700,013.21 is: 43,743,617.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,484,613.07 : 77,944,488.22 = 31,700,013.21 : x
  2. Step 2: Convert to fraction form
    56,484,613.07/77,944,488.22 = 31,700,013.21/x
  3. Step 3: Cross multiply
    56,484,613.07x = 77,944,488.22 × 31,700,013.21
  4. Step 4: Simplify right side
    56,484,613.07x = 2,470,841,306,220,689.50
  5. Step 5: Solve for x
    x = 2,470,841,306,220,689.50/56,484,613.07
  6. Step 6: Final answer
    x = 43,743,617.45

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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.