Home / 18,110,966.95-24,990,863.68-12,243,368.29

Finding the Fourth Proportional to 18,110,966.95, 24,990,863.68 and 12,243,368.29

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Solution

The fourth proportional to 18,110,966.95, 24,990,863.68 and 12,243,368.29 is: 16,894,313.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,110,966.95 : 24,990,863.68 = 12,243,368.29 : x
  2. Step 2: Convert to fraction form
    18,110,966.95/24,990,863.68 = 12,243,368.29/x
  3. Step 3: Cross multiply
    18,110,966.95x = 24,990,863.68 × 12,243,368.29
  4. Step 4: Simplify right side
    18,110,966.95x = 305,972,347,733,253.56
  5. Step 5: Solve for x
    x = 305,972,347,733,253.56/18,110,966.95
  6. Step 6: Final answer
    x = 16,894,313.18

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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.