Home / 15,069,058.16-20,795,155.72-8,193,541.64

Finding the Fourth Proportional to 15,069,058.16, 20,795,155.72 and 8,193,541.64

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Solution

The fourth proportional to 15,069,058.16, 20,795,155.72 and 8,193,541.64 is: 11,307,008.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,069,058.16 : 20,795,155.72 = 8,193,541.64 : x
  2. Step 2: Convert to fraction form
    15,069,058.16/20,795,155.72 = 8,193,541.64/x
  3. Step 3: Cross multiply
    15,069,058.16x = 20,795,155.72 × 8,193,541.64
  4. Step 4: Simplify right side
    15,069,058.16x = 170,385,974,177,644.56
  5. Step 5: Solve for x
    x = 170,385,974,177,644.56/15,069,058.16
  6. Step 6: Final answer
    x = 11,307,008.87

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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.