Home / 14,771,713.97-20,388,366.53-8,662,110.77

Finding the Fourth Proportional to 14,771,713.97, 20,388,366.53 and 8,662,110.77

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Solution

The fourth proportional to 14,771,713.97, 20,388,366.53 and 8,662,110.77 is: 11,955,707.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,771,713.97 : 20,388,366.53 = 8,662,110.77 : x
  2. Step 2: Convert to fraction form
    14,771,713.97/20,388,366.53 = 8,662,110.77/x
  3. Step 3: Cross multiply
    14,771,713.97x = 20,388,366.53 × 8,662,110.77
  4. Step 4: Simplify right side
    14,771,713.97x = 176,606,289,156,968.16
  5. Step 5: Solve for x
    x = 176,606,289,156,968.16/14,771,713.97
  6. Step 6: Final answer
    x = 11,955,707.35

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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.