Home / 65,664,453.10-98,496,679.65-38,454,673.90

Finding the Fourth Proportional to 65,664,453.10, 98,496,679.65 and 38,454,673.90

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Solution

The fourth proportional to 65,664,453.10, 98,496,679.65 and 38,454,673.90 is: 57,682,010.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,664,453.10 : 98,496,679.65 = 38,454,673.90 : x
  2. Step 2: Convert to fraction form
    65,664,453.10/98,496,679.65 = 38,454,673.90/x
  3. Step 3: Cross multiply
    65,664,453.10x = 98,496,679.65 × 38,454,673.90
  4. Step 4: Simplify right side
    65,664,453.10x = 3,787,657,696,173,516
  5. Step 5: Solve for x
    x = 3,787,657,696,173,516/65,664,453.10
  6. Step 6: Final answer
    x = 57,682,010.85

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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.