Home / 8,709,178-13,063,946.28-3,169,523.76

Finding the Fourth Proportional to 8,709,178, 13,063,946.28 and 3,169,523.76

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Solution

The fourth proportional to 8,709,178, 13,063,946.28 and 3,169,523.76 is: 4,754,350.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,709,178 : 13,063,946.28 = 3,169,523.76 : x
  2. Step 2: Convert to fraction form
    8,709,178/13,063,946.28 = 3,169,523.76/x
  3. Step 3: Cross multiply
    8,709,178x = 13,063,946.28 × 3,169,523.76
  4. Step 4: Simplify right side
    8,709,178x = 41,406,488,133,823.61
  5. Step 5: Solve for x
    x = 41,406,488,133,823.61/8,709,178
  6. Step 6: Final answer
    x = 4,754,350.89

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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.