Home / 9,257,148.90-13,885,723.35-7,887,212.10

Finding the Fourth Proportional to 9,257,148.90, 13,885,723.35 and 7,887,212.10

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Solution

The fourth proportional to 9,257,148.90, 13,885,723.35 and 7,887,212.10 is: 11,830,818.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,257,148.90 : 13,885,723.35 = 7,887,212.10 : x
  2. Step 2: Convert to fraction form
    9,257,148.90/13,885,723.35 = 7,887,212.10/x
  3. Step 3: Cross multiply
    9,257,148.90x = 13,885,723.35 × 7,887,212.10
  4. Step 4: Simplify right side
    9,257,148.90x = 109,519,645,223,372.53
  5. Step 5: Solve for x
    x = 109,519,645,223,372.53/9,257,148.90
  6. Step 6: Final answer
    x = 11,830,818.15

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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.