Home / 21,643,362.57-32,466,618.51-7,266,308.88

Finding the Fourth Proportional to 21,643,362.57, 32,466,618.51 and 7,266,308.88

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Solution

The fourth proportional to 21,643,362.57, 32,466,618.51 and 7,266,308.88 is: 10,899,991.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,643,362.57 : 32,466,618.51 = 7,266,308.88 : x
  2. Step 2: Convert to fraction form
    21,643,362.57/32,466,618.51 = 7,266,308.88/x
  3. Step 3: Cross multiply
    21,643,362.57x = 32,466,618.51 × 7,266,308.88
  4. Step 4: Simplify right side
    21,643,362.57x = 235,912,478,382,785.38
  5. Step 5: Solve for x
    x = 235,912,478,382,785.38/21,643,362.57
  6. Step 6: Final answer
    x = 10,899,991.98

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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.