Home / 49,998,963.15-69,001,248.20-27,971,148.51

Finding the Fourth Proportional to 49,998,963.15, 69,001,248.20 and 27,971,148.51

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Solution

The fourth proportional to 49,998,963.15, 69,001,248.20 and 27,971,148.51 is: 38,601,683.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,998,963.15 : 69,001,248.20 = 27,971,148.51 : x
  2. Step 2: Convert to fraction form
    49,998,963.15/69,001,248.20 = 27,971,148.51/x
  3. Step 3: Cross multiply
    49,998,963.15x = 69,001,248.20 × 27,971,148.51
  4. Step 4: Simplify right side
    49,998,963.15x = 1,930,044,160,637,714.25
  5. Step 5: Solve for x
    x = 1,930,044,160,637,714.25/49,998,963.15
  6. Step 6: Final answer
    x = 38,601,683.70

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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.