Home / 45,495,639.38-68,243,459.06-15,203,502.38

Finding the Fourth Proportional to 45,495,639.38, 68,243,459.06 and 15,203,502.38

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Solution

The fourth proportional to 45,495,639.38, 68,243,459.06 and 15,203,502.38 is: 22,805,253.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,495,639.38 : 68,243,459.06 = 15,203,502.38 : x
  2. Step 2: Convert to fraction form
    45,495,639.38/68,243,459.06 = 15,203,502.38/x
  3. Step 3: Cross multiply
    45,495,639.38x = 68,243,459.06 × 15,203,502.38
  4. Step 4: Simplify right side
    45,495,639.38x = 1,037,539,591,934,934
  5. Step 5: Solve for x
    x = 1,037,539,591,934,934/45,495,639.38
  6. Step 6: Final answer
    x = 22,805,253.56

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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.