Home / 26,001,988.30-39,002,982.45-12,565,060.30

Finding the Fourth Proportional to 26,001,988.30, 39,002,982.45 and 12,565,060.30

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Solution

The fourth proportional to 26,001,988.30, 39,002,982.45 and 12,565,060.30 is: 18,847,590.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,001,988.30 : 39,002,982.45 = 12,565,060.30 : x
  2. Step 2: Convert to fraction form
    26,001,988.30/39,002,982.45 = 12,565,060.30/x
  3. Step 3: Cross multiply
    26,001,988.30x = 39,002,982.45 × 12,565,060.30
  4. Step 4: Simplify right side
    26,001,988.30x = 490,074,826,364,091.81
  5. Step 5: Solve for x
    x = 490,074,826,364,091.81/26,001,988.30
  6. Step 6: Final answer
    x = 18,847,590.45

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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.