Home / 21,793,219.40-32,689,829.10-16,138,512.20

Finding the Fourth Proportional to 21,793,219.40, 32,689,829.10 and 16,138,512.20

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Solution

The fourth proportional to 21,793,219.40, 32,689,829.10 and 16,138,512.20 is: 24,207,768.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,793,219.40 : 32,689,829.10 = 16,138,512.20 : x
  2. Step 2: Convert to fraction form
    21,793,219.40/32,689,829.10 = 16,138,512.20/x
  3. Step 3: Cross multiply
    21,793,219.40x = 32,689,829.10 × 16,138,512.20
  4. Step 4: Simplify right side
    21,793,219.40x = 527,565,205,746,265
  5. Step 5: Solve for x
    x = 527,565,205,746,265/21,793,219.40
  6. Step 6: Final answer
    x = 24,207,768.30

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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.