Home / 57,503,279.52-86,281,854.62-28,341,221.21

Finding the Fourth Proportional to 57,503,279.52, 86,281,854.62 and 28,341,221.21

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Solution

The fourth proportional to 57,503,279.52, 86,281,854.62 and 28,341,221.21 is: 42,525,107.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,503,279.52 : 86,281,854.62 = 28,341,221.21 : x
  2. Step 2: Convert to fraction form
    57,503,279.52/86,281,854.62 = 28,341,221.21/x
  3. Step 3: Cross multiply
    57,503,279.52x = 86,281,854.62 × 28,341,221.21
  4. Step 4: Simplify right side
    57,503,279.52x = 2,445,333,128,032,768
  5. Step 5: Solve for x
    x = 2,445,333,128,032,768/57,503,279.52
  6. Step 6: Final answer
    x = 42,525,107.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.