Home / 10,672,883.12-14,728,472.88-5,777,975.72

Finding the Fourth Proportional to 10,672,883.12, 14,728,472.88 and 5,777,975.72

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Solution

The fourth proportional to 10,672,883.12, 14,728,472.88 and 5,777,975.72 is: 7,973,549.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,672,883.12 : 14,728,472.88 = 5,777,975.72 : x
  2. Step 2: Convert to fraction form
    10,672,883.12/14,728,472.88 = 5,777,975.72/x
  3. Step 3: Cross multiply
    10,672,883.12x = 14,728,472.88 × 5,777,975.72
  4. Step 4: Simplify right side
    10,672,883.12x = 85,100,758,693,318.47
  5. Step 5: Solve for x
    x = 85,100,758,693,318.47/10,672,883.12
  6. Step 6: Final answer
    x = 7,973,549.20

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1.5x scale

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.