Home / 9,175,379.78-12,662,073.33-5,045,677.22

Finding the Fourth Proportional to 9,175,379.78, 12,662,073.33 and 5,045,677.22

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Solution

The fourth proportional to 9,175,379.78, 12,662,073.33 and 5,045,677.22 is: 6,963,061.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,175,379.78 : 12,662,073.33 = 5,045,677.22 : x
  2. Step 2: Convert to fraction form
    9,175,379.78/12,662,073.33 = 5,045,677.22/x
  3. Step 3: Cross multiply
    9,175,379.78x = 12,662,073.33 × 5,045,677.22
  4. Step 4: Simplify right side
    9,175,379.78x = 63,888,734,959,150.54
  5. Step 5: Solve for x
    x = 63,888,734,959,150.54/9,175,379.78
  6. Step 6: Final answer
    x = 6,963,061.64

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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.