Home / 22,167,650.73-30,612,484.40-20,959,967.19

Finding the Fourth Proportional to 22,167,650.73, 30,612,484.40 and 20,959,967.19

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Solution

The fourth proportional to 22,167,650.73, 30,612,484.40 and 20,959,967.19 is: 28,944,730.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,167,650.73 : 30,612,484.40 = 20,959,967.19 : x
  2. Step 2: Convert to fraction form
    22,167,650.73/30,612,484.40 = 20,959,967.19/x
  3. Step 3: Cross multiply
    22,167,650.73x = 30,612,484.40 × 20,959,967.19
  4. Step 4: Simplify right side
    22,167,650.73x = 641,636,668,523,587
  5. Step 5: Solve for x
    x = 641,636,668,523,587/22,167,650.73
  6. Step 6: Final answer
    x = 28,944,730.15

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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.