Home / 8,131,241.95-11,220,911.57-4,646,359.61

Finding the Fourth Proportional to 8,131,241.95, 11,220,911.57 and 4,646,359.61

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Solution

The fourth proportional to 8,131,241.95, 11,220,911.57 and 4,646,359.61 is: 6,411,860.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,131,241.95 : 11,220,911.57 = 4,646,359.61 : x
  2. Step 2: Convert to fraction form
    8,131,241.95/11,220,911.57 = 4,646,359.61/x
  3. Step 3: Cross multiply
    8,131,241.95x = 11,220,911.57 × 4,646,359.61
  4. Step 4: Simplify right side
    8,131,241.95x = 52,136,390,366,937.07
  5. Step 5: Solve for x
    x = 52,136,390,366,937.07/8,131,241.95
  6. Step 6: Final answer
    x = 6,411,860.66

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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.