Home / 55,511,354.27-76,613,681.86-31,985,385.23

Finding the Fourth Proportional to 55,511,354.27, 76,613,681.86 and 31,985,385.23

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Solution

The fourth proportional to 55,511,354.27, 76,613,681.86 and 31,985,385.23 is: 44,144,448.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,511,354.27 : 76,613,681.86 = 31,985,385.23 : x
  2. Step 2: Convert to fraction form
    55,511,354.27/76,613,681.86 = 31,985,385.23/x
  3. Step 3: Cross multiply
    55,511,354.27x = 76,613,681.86 × 31,985,385.23
  4. Step 4: Simplify right side
    55,511,354.27x = 2,450,518,127,797,694.50
  5. Step 5: Solve for x
    x = 2,450,518,127,797,694.50/55,511,354.27
  6. Step 6: Final answer
    x = 44,144,448.65

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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.