Home / 9,641,538.40-13,311,555.82-5,974,346.56

Finding the Fourth Proportional to 9,641,538.40, 13,311,555.82 and 5,974,346.56

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Solution

The fourth proportional to 9,641,538.40, 13,311,555.82 and 5,974,346.56 is: 8,248,460.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,641,538.40 : 13,311,555.82 = 5,974,346.56 : x
  2. Step 2: Convert to fraction form
    9,641,538.40/13,311,555.82 = 5,974,346.56/x
  3. Step 3: Cross multiply
    9,641,538.40x = 13,311,555.82 × 5,974,346.56
  4. Step 4: Simplify right side
    9,641,538.40x = 79,527,847,721,464.97
  5. Step 5: Solve for x
    x = 79,527,847,721,464.97/9,641,538.40
  6. Step 6: Final answer
    x = 8,248,460.40

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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.