Home / 21,680,922.24-32,511,931.20-7,300,126.08

Finding the Fourth Proportional to 21,680,922.24, 32,511,931.20 and 7,300,126.08

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Solution

The fourth proportional to 21,680,922.24, 32,511,931.20 and 7,300,126.08 is: 10,947,006.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,680,922.24 : 32,511,931.20 = 7,300,126.08 : x
  2. Step 2: Convert to fraction form
    21,680,922.24/32,511,931.20 = 7,300,126.08/x
  3. Step 3: Cross multiply
    21,680,922.24x = 32,511,931.20 × 7,300,126.08
  4. Step 4: Simplify right side
    21,680,922.24x = 237,341,196,864,285.69
  5. Step 5: Solve for x
    x = 237,341,196,864,285.69/21,680,922.24
  6. Step 6: Final answer
    x = 10,947,006.51

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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.