Home / 5,057,068.09-6,972,790.89-4,087,199.20

Finding the Fourth Proportional to 5,057,068.09, 6,972,790.89 and 4,087,199.20

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Solution

The fourth proportional to 5,057,068.09, 6,972,790.89 and 4,087,199.20 is: 5,635,515.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,057,068.09 : 6,972,790.89 = 4,087,199.20 : x
  2. Step 2: Convert to fraction form
    5,057,068.09/6,972,790.89 = 4,087,199.20/x
  3. Step 3: Cross multiply
    5,057,068.09x = 6,972,790.89 × 4,087,199.20
  4. Step 4: Simplify right side
    5,057,068.09x = 28,499,185,347,375.29
  5. Step 5: Solve for x
    x = 28,499,185,347,375.29/5,057,068.09
  6. Step 6: Final answer
    x = 5,635,515.45

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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.