Home / 9,149,243.04-12,625,914.96-5,228,933.76

Finding the Fourth Proportional to 9,149,243.04, 12,625,914.96 and 5,228,933.76

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Solution

The fourth proportional to 9,149,243.04, 12,625,914.96 and 5,228,933.76 is: 7,215,905.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,149,243.04 : 12,625,914.96 = 5,228,933.76 : x
  2. Step 2: Convert to fraction form
    9,149,243.04/12,625,914.96 = 5,228,933.76/x
  3. Step 3: Cross multiply
    9,149,243.04x = 12,625,914.96 × 5,228,933.76
  4. Step 4: Simplify right side
    9,149,243.04x = 66,020,072,985,233.05
  5. Step 5: Solve for x
    x = 66,020,072,985,233.05/9,149,243.04
  6. Step 6: Final answer
    x = 7,215,905.48

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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.