Home / 10,100,209.88-13,938,363.44-5,516,531.24

Finding the Fourth Proportional to 10,100,209.88, 13,938,363.44 and 5,516,531.24

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Solution

The fourth proportional to 10,100,209.88, 13,938,363.44 and 5,516,531.24 is: 7,612,853.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,100,209.88 : 13,938,363.44 = 5,516,531.24 : x
  2. Step 2: Convert to fraction form
    10,100,209.88/13,938,363.44 = 5,516,531.24/x
  3. Step 3: Cross multiply
    10,100,209.88x = 13,938,363.44 × 5,516,531.24
  4. Step 4: Simplify right side
    10,100,209.88x = 76,891,417,351,233.86
  5. Step 5: Solve for x
    x = 76,891,417,351,233.86/10,100,209.88
  6. Step 6: Final answer
    x = 7,612,853.42

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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.