Home / 21,921,332.60-32,881,998.90-5,747,252.60

Finding the Fourth Proportional to 21,921,332.60, 32,881,998.90 and 5,747,252.60

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Solution

The fourth proportional to 21,921,332.60, 32,881,998.90 and 5,747,252.60 is: 8,620,878.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,921,332.60 : 32,881,998.90 = 5,747,252.60 : x
  2. Step 2: Convert to fraction form
    21,921,332.60/32,881,998.90 = 5,747,252.60/x
  3. Step 3: Cross multiply
    21,921,332.60x = 32,881,998.90 × 5,747,252.60
  4. Step 4: Simplify right side
    21,921,332.60x = 188,981,153,671,222.12
  5. Step 5: Solve for x
    x = 188,981,153,671,222.12/21,921,332.60
  6. Step 6: Final answer
    x = 8,620,878.90

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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.