Home / 14,118,152.12-21,123,787-8,363,974.08

Finding the Fourth Proportional to 14,118,152.12, 21,123,787 and 8,363,974.08

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Solution

The fourth proportional to 14,118,152.12, 21,123,787 and 8,363,974.08 is: 12,514,301.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,118,152.12 : 21,123,787 = 8,363,974.08 : x
  2. Step 2: Convert to fraction form
    14,118,152.12/21,123,787 = 8,363,974.08/x
  3. Step 3: Cross multiply
    14,118,152.12x = 21,123,787 × 8,363,974.08
  4. Step 4: Simplify right side
    14,118,152.12x = 176,678,806,939,440.97
  5. Step 5: Solve for x
    x = 176,678,806,939,440.97/14,118,152.12
  6. Step 6: Final answer
    x = 12,514,301.12

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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.