Home / 14,123,615.52-19,492,574.76-8,245,177.68

Finding the Fourth Proportional to 14,123,615.52, 19,492,574.76 and 8,245,177.68

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Solution

The fourth proportional to 14,123,615.52, 19,492,574.76 and 8,245,177.68 is: 11,379,504.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,123,615.52 : 19,492,574.76 = 8,245,177.68 : x
  2. Step 2: Convert to fraction form
    14,123,615.52/19,492,574.76 = 8,245,177.68/x
  3. Step 3: Cross multiply
    14,123,615.52x = 19,492,574.76 × 8,245,177.68
  4. Step 4: Simplify right side
    14,123,615.52x = 160,719,742,336,883.38
  5. Step 5: Solve for x
    x = 160,719,742,336,883.38/14,123,615.52
  6. Step 6: Final answer
    x = 11,379,504.21

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Double scale
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1.5x scale

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.