Home / 27,721,963.67-38,240,952.53-16,118,244.68

Finding the Fourth Proportional to 27,721,963.67, 38,240,952.53 and 16,118,244.68

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Solution

The fourth proportional to 27,721,963.67, 38,240,952.53 and 16,118,244.68 is: 22,234,248.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,721,963.67 : 38,240,952.53 = 16,118,244.68 : x
  2. Step 2: Convert to fraction form
    27,721,963.67/38,240,952.53 = 16,118,244.68/x
  3. Step 3: Cross multiply
    27,721,963.67x = 38,240,952.53 × 16,118,244.68
  4. Step 4: Simplify right side
    27,721,963.67x = 616,377,029,403,009
  5. Step 5: Solve for x
    x = 616,377,029,403,009/27,721,963.67
  6. Step 6: Final answer
    x = 22,234,248.51

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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.