Home / 14,665,399.36-20,229,045.36-8,700,583.12

Finding the Fourth Proportional to 14,665,399.36, 20,229,045.36 and 8,700,583.12

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Solution

The fourth proportional to 14,665,399.36, 20,229,045.36 and 8,700,583.12 is: 12,001,343.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,665,399.36 : 20,229,045.36 = 8,700,583.12 : x
  2. Step 2: Convert to fraction form
    14,665,399.36/20,229,045.36 = 8,700,583.12/x
  3. Step 3: Cross multiply
    14,665,399.36x = 20,229,045.36 × 8,700,583.12
  4. Step 4: Simplify right side
    14,665,399.36x = 176,004,490,592,930.31
  5. Step 5: Solve for x
    x = 176,004,490,592,930.31/14,665,399.36
  6. Step 6: Final answer
    x = 12,001,343.18

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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.