Home / 14,612,359.14-20,167,907.85-8,812,085.22

Finding the Fourth Proportional to 14,612,359.14, 20,167,907.85 and 8,812,085.22

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Solution

The fourth proportional to 14,612,359.14, 20,167,907.85 and 8,812,085.22 is: 12,162,397.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,612,359.14 : 20,167,907.85 = 8,812,085.22 : x
  2. Step 2: Convert to fraction form
    14,612,359.14/20,167,907.85 = 8,812,085.22/x
  3. Step 3: Cross multiply
    14,612,359.14x = 20,167,907.85 × 8,812,085.22
  4. Step 4: Simplify right side
    14,612,359.14x = 177,721,322,683,307
  5. Step 5: Solve for x
    x = 177,721,322,683,307/14,612,359.14
  6. Step 6: Final answer
    x = 12,162,397.66

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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.