Home / 9,447,647.28-13,037,721.18-5,317,676.04

Finding the Fourth Proportional to 9,447,647.28, 13,037,721.18 and 5,317,676.04

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Solution

The fourth proportional to 9,447,647.28, 13,037,721.18 and 5,317,676.04 is: 7,338,374.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,447,647.28 : 13,037,721.18 = 5,317,676.04 : x
  2. Step 2: Convert to fraction form
    9,447,647.28/13,037,721.18 = 5,317,676.04/x
  3. Step 3: Cross multiply
    9,447,647.28x = 13,037,721.18 × 5,317,676.04
  4. Step 4: Simplify right side
    9,447,647.28x = 69,330,377,535,086.52
  5. Step 5: Solve for x
    x = 69,330,377,535,086.52/9,447,647.28
  6. Step 6: Final answer
    x = 7,338,374.89

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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.