Home / 11,680,557.65-17,486,332.89-8,627,651.45

Finding the Fourth Proportional to 11,680,557.65, 17,486,332.89 and 8,627,651.45

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Solution

The fourth proportional to 11,680,557.65, 17,486,332.89 and 8,627,651.45 is: 12,915,991.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,680,557.65 : 17,486,332.89 = 8,627,651.45 : x
  2. Step 2: Convert to fraction form
    11,680,557.65/17,486,332.89 = 8,627,651.45/x
  3. Step 3: Cross multiply
    11,680,557.65x = 17,486,332.89 × 8,627,651.45
  4. Step 4: Simplify right side
    11,680,557.65x = 150,865,985,226,159.53
  5. Step 5: Solve for x
    x = 150,865,985,226,159.53/11,680,557.65
  6. Step 6: Final answer
    x = 12,915,991.67

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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.