Home / 28,773,965.81-43,164,540.29-11,264,261.36

Finding the Fourth Proportional to 28,773,965.81, 43,164,540.29 and 11,264,261.36

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Solution

The fourth proportional to 28,773,965.81, 43,164,540.29 and 11,264,261.36 is: 16,897,798.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,773,965.81 : 43,164,540.29 = 11,264,261.36 : x
  2. Step 2: Convert to fraction form
    28,773,965.81/43,164,540.29 = 11,264,261.36/x
  3. Step 3: Cross multiply
    28,773,965.81x = 43,164,540.29 × 11,264,261.36
  4. Step 4: Simplify right side
    28,773,965.81x = 486,216,663,123,148.12
  5. Step 5: Solve for x
    x = 486,216,663,123,148.12/28,773,965.81
  6. Step 6: Final answer
    x = 16,897,798.04

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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.