Home / 56,488,121.40-84,746,616.30-18,150,011.40

Finding the Fourth Proportional to 56,488,121.40, 84,746,616.30 and 18,150,011.40

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Solution

The fourth proportional to 56,488,121.40, 84,746,616.30 and 18,150,011.40 is: 27,229,654.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,488,121.40 : 84,746,616.30 = 18,150,011.40 : x
  2. Step 2: Convert to fraction form
    56,488,121.40/84,746,616.30 = 18,150,011.40/x
  3. Step 3: Cross multiply
    56,488,121.40x = 84,746,616.30 × 18,150,011.40
  4. Step 4: Simplify right side
    56,488,121.40x = 1,538,152,051,956,425.75
  5. Step 5: Solve for x
    x = 1,538,152,051,956,425.75/56,488,121.40
  6. Step 6: Final answer
    x = 27,229,654.91

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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.