Home / 7,653,079.85-10,561,249.25-4,215,320.88

Finding the Fourth Proportional to 7,653,079.85, 10,561,249.25 and 4,215,320.88

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Solution

The fourth proportional to 7,653,079.85, 10,561,249.25 and 4,215,320.88 is: 5,817,142.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,653,079.85 : 10,561,249.25 = 4,215,320.88 : x
  2. Step 2: Convert to fraction form
    7,653,079.85/10,561,249.25 = 4,215,320.88/x
  3. Step 3: Cross multiply
    7,653,079.85x = 10,561,249.25 × 4,215,320.88
  4. Step 4: Simplify right side
    7,653,079.85x = 44,519,054,516,744.88
  5. Step 5: Solve for x
    x = 44,519,054,516,744.88/7,653,079.85
  6. Step 6: Final answer
    x = 5,817,142.30

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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.