Home / 16,390,837.40-24,586,256.10-12,086,165.30

Finding the Fourth Proportional to 16,390,837.40, 24,586,256.10 and 12,086,165.30

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Solution

The fourth proportional to 16,390,837.40, 24,586,256.10 and 12,086,165.30 is: 18,129,247.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,390,837.40 : 24,586,256.10 = 12,086,165.30 : x
  2. Step 2: Convert to fraction form
    16,390,837.40/24,586,256.10 = 12,086,165.30/x
  3. Step 3: Cross multiply
    16,390,837.40x = 24,586,256.10 × 12,086,165.30
  4. Step 4: Simplify right side
    16,390,837.40x = 297,153,555,332,733.38
  5. Step 5: Solve for x
    x = 297,153,555,332,733.38/16,390,837.40
  6. Step 6: Final answer
    x = 18,129,247.95

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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.