Home / 21,921,620.30-32,882,430.45-10,584,212.30

Finding the Fourth Proportional to 21,921,620.30, 32,882,430.45 and 10,584,212.30

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Solution

The fourth proportional to 21,921,620.30, 32,882,430.45 and 10,584,212.30 is: 15,876,318.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,921,620.30 : 32,882,430.45 = 10,584,212.30 : x
  2. Step 2: Convert to fraction form
    21,921,620.30/32,882,430.45 = 10,584,212.30/x
  3. Step 3: Cross multiply
    21,921,620.30x = 32,882,430.45 × 10,584,212.30
  4. Step 4: Simplify right side
    21,921,620.30x = 348,034,624,822,784.56
  5. Step 5: Solve for x
    x = 348,034,624,822,784.56/21,921,620.30
  6. Step 6: Final answer
    x = 15,876,318.45

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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.