Home / 48,488,920.40-66,916,269.24-27,580,417.40

Finding the Fourth Proportional to 48,488,920.40, 66,916,269.24 and 27,580,417.40

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Solution

The fourth proportional to 48,488,920.40, 66,916,269.24 and 27,580,417.40 is: 38,061,862.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,488,920.40 : 66,916,269.24 = 27,580,417.40 : x
  2. Step 2: Convert to fraction form
    48,488,920.40/66,916,269.24 = 27,580,417.40/x
  3. Step 3: Cross multiply
    48,488,920.40x = 66,916,269.24 × 27,580,417.40
  4. Step 4: Simplify right side
    48,488,920.40x = 1,845,578,636,489,980.75
  5. Step 5: Solve for x
    x = 1,845,578,636,489,980.75/48,488,920.40
  6. Step 6: Final answer
    x = 38,061,862.82

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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.