Home / 8,980,665.28-13,479,514.49-5,558,600.43

Finding the Fourth Proportional to 8,980,665.28, 13,479,514.49 and 5,558,600.43

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Solution

The fourth proportional to 8,980,665.28, 13,479,514.49 and 5,558,600.43 is: 8,343,172.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,980,665.28 : 13,479,514.49 = 5,558,600.43 : x
  2. Step 2: Convert to fraction form
    8,980,665.28/13,479,514.49 = 5,558,600.43/x
  3. Step 3: Cross multiply
    8,980,665.28x = 13,479,514.49 × 5,558,600.43
  4. Step 4: Simplify right side
    8,980,665.28x = 74,927,235,054,201.72
  5. Step 5: Solve for x
    x = 74,927,235,054,201.72/8,980,665.28
  6. Step 6: Final answer
    x = 8,343,172.00

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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.