Home / 9,671,450.76-13,346,074.89-5,319,834.54

Finding the Fourth Proportional to 9,671,450.76, 13,346,074.89 and 5,319,834.54

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Solution

The fourth proportional to 9,671,450.76, 13,346,074.89 and 5,319,834.54 is: 7,341,081.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,671,450.76 : 13,346,074.89 = 5,319,834.54 : x
  2. Step 2: Convert to fraction form
    9,671,450.76/13,346,074.89 = 5,319,834.54/x
  3. Step 3: Cross multiply
    9,671,450.76x = 13,346,074.89 × 5,319,834.54
  4. Step 4: Simplify right side
    9,671,450.76x = 70,998,910,173,248.70
  5. Step 5: Solve for x
    x = 70,998,910,173,248.70/9,671,450.76
  6. Step 6: Final answer
    x = 7,341,081.70

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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.