Home / 26,321,848.20-39,502,175.76-12,488,864.16

Finding the Fourth Proportional to 26,321,848.20, 39,502,175.76 and 12,488,864.16

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Solution

The fourth proportional to 26,321,848.20, 39,502,175.76 and 12,488,864.16 is: 18,742,502.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,321,848.20 : 39,502,175.76 = 12,488,864.16 : x
  2. Step 2: Convert to fraction form
    26,321,848.20/39,502,175.76 = 12,488,864.16/x
  3. Step 3: Cross multiply
    26,321,848.20x = 39,502,175.76 × 12,488,864.16
  4. Step 4: Simplify right side
    26,321,848.20x = 493,337,307,091,084.75
  5. Step 5: Solve for x
    x = 493,337,307,091,084.75/26,321,848.20
  6. Step 6: Final answer
    x = 18,742,502.55

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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.