Home / 9,880,432.88-13,634,997.38-5,358,448.88

Finding the Fourth Proportional to 9,880,432.88, 13,634,997.38 and 5,358,448.88

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Solution

The fourth proportional to 9,880,432.88, 13,634,997.38 and 5,358,448.88 is: 7,394,659.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,880,432.88 : 13,634,997.38 = 5,358,448.88 : x
  2. Step 2: Convert to fraction form
    9,880,432.88/13,634,997.38 = 5,358,448.88/x
  3. Step 3: Cross multiply
    9,880,432.88x = 13,634,997.38 × 5,358,448.88
  4. Step 4: Simplify right side
    9,880,432.88x = 73,062,436,344,696.70
  5. Step 5: Solve for x
    x = 73,062,436,344,696.70/9,880,432.88
  6. Step 6: Final answer
    x = 7,394,659.45

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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.