Home / 26,057,130.76-39,060,279.08-12,406,609.40

Finding the Fourth Proportional to 26,057,130.76, 39,060,279.08 and 12,406,609.40

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Solution

The fourth proportional to 26,057,130.76, 39,060,279.08 and 12,406,609.40 is: 18,597,812.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,057,130.76 : 39,060,279.08 = 12,406,609.40 : x
  2. Step 2: Convert to fraction form
    26,057,130.76/39,060,279.08 = 12,406,609.40/x
  3. Step 3: Cross multiply
    26,057,130.76x = 39,060,279.08 × 12,406,609.40
  4. Step 4: Simplify right side
    26,057,130.76x = 484,605,625,538,518.38
  5. Step 5: Solve for x
    x = 484,605,625,538,518.38/26,057,130.76
  6. Step 6: Final answer
    x = 18,597,812.25

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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.