Home / 10,368,741.70-15,553,112.55-8,857,087.30

Finding the Fourth Proportional to 10,368,741.70, 15,553,112.55 and 8,857,087.30

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Solution

The fourth proportional to 10,368,741.70, 15,553,112.55 and 8,857,087.30 is: 13,285,630.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,368,741.70 : 15,553,112.55 = 8,857,087.30 : x
  2. Step 2: Convert to fraction form
    10,368,741.70/15,553,112.55 = 8,857,087.30/x
  3. Step 3: Cross multiply
    10,368,741.70x = 15,553,112.55 × 8,857,087.30
  4. Step 4: Simplify right side
    10,368,741.70x = 137,755,275,642,075.64
  5. Step 5: Solve for x
    x = 137,755,275,642,075.64/10,368,741.70
  6. Step 6: Final answer
    x = 13,285,630.95

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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.