Home / 14,209,146.92-19,604,146.14-8,696,775.15

Finding the Fourth Proportional to 14,209,146.92, 19,604,146.14 and 8,696,775.15

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Solution

The fourth proportional to 14,209,146.92, 19,604,146.14 and 8,696,775.15 is: 11,998,809.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,209,146.92 : 19,604,146.14 = 8,696,775.15 : x
  2. Step 2: Convert to fraction form
    14,209,146.92/19,604,146.14 = 8,696,775.15/x
  3. Step 3: Cross multiply
    14,209,146.92x = 19,604,146.14 × 8,696,775.15
  4. Step 4: Simplify right side
    14,209,146.92x = 170,492,850,987,320.44
  5. Step 5: Solve for x
    x = 170,492,850,987,320.44/14,209,146.92
  6. Step 6: Final answer
    x = 11,998,809.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.