Home / 17,403,061.40-26,079,708.90-12,818,331.80

Finding the Fourth Proportional to 17,403,061.40, 26,079,708.90 and 12,818,331.80

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Solution

The fourth proportional to 17,403,061.40, 26,079,708.90 and 12,818,331.80 is: 19,209,169.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,403,061.40 : 26,079,708.90 = 12,818,331.80 : x
  2. Step 2: Convert to fraction form
    17,403,061.40/26,079,708.90 = 12,818,331.80/x
  3. Step 3: Cross multiply
    17,403,061.40x = 26,079,708.90 × 12,818,331.80
  4. Step 4: Simplify right side
    17,403,061.40x = 334,298,361,927,613
  5. Step 5: Solve for x
    x = 334,298,361,927,613/17,403,061.40
  6. Step 6: Final answer
    x = 19,209,169.83

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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.