Home / 8,631,357.12-11,911,248.20-4,763,850.56

Finding the Fourth Proportional to 8,631,357.12, 11,911,248.20 and 4,763,850.56

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Solution

The fourth proportional to 8,631,357.12, 11,911,248.20 and 4,763,850.56 is: 6,574,100.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,631,357.12 : 11,911,248.20 = 4,763,850.56 : x
  2. Step 2: Convert to fraction form
    8,631,357.12/11,911,248.20 = 4,763,850.56/x
  3. Step 3: Cross multiply
    8,631,357.12x = 11,911,248.20 × 4,763,850.56
  4. Step 4: Simplify right side
    8,631,357.12x = 56,743,406,407,868.98
  5. Step 5: Solve for x
    x = 56,743,406,407,868.98/8,631,357.12
  6. Step 6: Final answer
    x = 6,574,100.18

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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.