Home / 60,434,418.40-90,651,627.60-20,044,902.40

Finding the Fourth Proportional to 60,434,418.40, 90,651,627.60 and 20,044,902.40

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Solution

The fourth proportional to 60,434,418.40, 90,651,627.60 and 20,044,902.40 is: 30,067,353.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,434,418.40 : 90,651,627.60 = 20,044,902.40 : x
  2. Step 2: Convert to fraction form
    60,434,418.40/90,651,627.60 = 20,044,902.40/x
  3. Step 3: Cross multiply
    60,434,418.40x = 90,651,627.60 × 20,044,902.40
  4. Step 4: Simplify right side
    60,434,418.40x = 1,817,103,027,643,146
  5. Step 5: Solve for x
    x = 1,817,103,027,643,146/60,434,418.40
  6. Step 6: Final answer
    x = 30,067,353.60

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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.