Home / 9,680,169.40-13,358,423.55-5,329,089.16

Finding the Fourth Proportional to 9,680,169.40, 13,358,423.55 and 5,329,089.16

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Solution

The fourth proportional to 9,680,169.40, 13,358,423.55 and 5,329,089.16 is: 7,354,027.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,680,169.40 : 13,358,423.55 = 5,329,089.16 : x
  2. Step 2: Convert to fraction form
    9,680,169.40/13,358,423.55 = 5,329,089.16/x
  3. Step 3: Cross multiply
    9,680,169.40x = 13,358,423.55 × 5,329,089.16
  4. Step 4: Simplify right side
    9,680,169.40x = 71,188,230,134,993.72
  5. Step 5: Solve for x
    x = 71,188,230,134,993.72/9,680,169.40
  6. Step 6: Final answer
    x = 7,354,027.31

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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.