Home / 14,520,588.92-20,037,652.08-7,992,943.40

Finding the Fourth Proportional to 14,520,588.92, 20,037,652.08 and 7,992,943.40

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Solution

The fourth proportional to 14,520,588.92, 20,037,652.08 and 7,992,943.40 is: 11,029,843.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,520,588.92 : 20,037,652.08 = 7,992,943.40 : x
  2. Step 2: Convert to fraction form
    14,520,588.92/20,037,652.08 = 7,992,943.40/x
  3. Step 3: Cross multiply
    14,520,588.92x = 20,037,652.08 × 7,992,943.40
  4. Step 4: Simplify right side
    14,520,588.92x = 160,159,818,964,452.88
  5. Step 5: Solve for x
    x = 160,159,818,964,452.88/14,520,588.92
  6. Step 6: Final answer
    x = 11,029,843.20

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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.