Home / 25,676,916.12-38,521,279.20-8,405,674.11

Finding the Fourth Proportional to 25,676,916.12, 38,521,279.20 and 8,405,674.11

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Solution

The fourth proportional to 25,676,916.12, 38,521,279.20 and 8,405,674.11 is: 12,610,444.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,676,916.12 : 38,521,279.20 = 8,405,674.11 : x
  2. Step 2: Convert to fraction form
    25,676,916.12/38,521,279.20 = 8,405,674.11/x
  3. Step 3: Cross multiply
    25,676,916.12x = 38,521,279.20 × 8,405,674.11
  4. Step 4: Simplify right side
    25,676,916.12x = 323,797,319,255,521.50
  5. Step 5: Solve for x
    x = 323,797,319,255,521.50/25,676,916.12
  6. Step 6: Final answer
    x = 12,610,444.25

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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.