Home / 7,433,141.12-11,148,426.13-1,968,314.55

Finding the Fourth Proportional to 7,433,141.12, 11,148,426.13 and 1,968,314.55

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Solution

The fourth proportional to 7,433,141.12, 11,148,426.13 and 1,968,314.55 is: 2,952,131.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,433,141.12 : 11,148,426.13 = 1,968,314.55 : x
  2. Step 2: Convert to fraction form
    7,433,141.12/11,148,426.13 = 1,968,314.55/x
  3. Step 3: Cross multiply
    7,433,141.12x = 11,148,426.13 × 1,968,314.55
  4. Step 4: Simplify right side
    7,433,141.12x = 21,943,609,356,358.41
  5. Step 5: Solve for x
    x = 21,943,609,356,358.41/7,433,141.12
  6. Step 6: Final answer
    x = 2,952,131.41

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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.