Home / 21,954,229.60-32,931,344.40-9,986,965.60

Finding the Fourth Proportional to 21,954,229.60, 32,931,344.40 and 9,986,965.60

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Solution

The fourth proportional to 21,954,229.60, 32,931,344.40 and 9,986,965.60 is: 14,980,448.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,954,229.60 : 32,931,344.40 = 9,986,965.60 : x
  2. Step 2: Convert to fraction form
    21,954,229.60/32,931,344.40 = 9,986,965.60/x
  3. Step 3: Cross multiply
    21,954,229.60x = 32,931,344.40 × 9,986,965.60
  4. Step 4: Simplify right side
    21,954,229.60x = 328,884,203,684,552.62
  5. Step 5: Solve for x
    x = 328,884,203,684,552.62/21,954,229.60
  6. Step 6: Final answer
    x = 14,980,448.40

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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.