Home / 14,613,259.30-20,166,337.06-8,087,338.78

Finding the Fourth Proportional to 14,613,259.30, 20,166,337.06 and 8,087,338.78

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Solution

The fourth proportional to 14,613,259.30, 20,166,337.06 and 8,087,338.78 is: 11,160,549.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,613,259.30 : 20,166,337.06 = 8,087,338.78 : x
  2. Step 2: Convert to fraction form
    14,613,259.30/20,166,337.06 = 8,087,338.78/x
  3. Step 3: Cross multiply
    14,613,259.30x = 20,166,337.06 × 8,087,338.78
  4. Step 4: Simplify right side
    14,613,259.30x = 163,091,999,755,889.19
  5. Step 5: Solve for x
    x = 163,091,999,755,889.19/14,613,259.30
  6. Step 6: Final answer
    x = 11,160,549.23

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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.