Home / 7,183,780.76-9,913,848.70-4,086,224.48

Finding the Fourth Proportional to 7,183,780.76, 9,913,848.70 and 4,086,224.48

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Solution

The fourth proportional to 7,183,780.76, 9,913,848.70 and 4,086,224.48 is: 5,639,121.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,183,780.76 : 9,913,848.70 = 4,086,224.48 : x
  2. Step 2: Convert to fraction form
    7,183,780.76/9,913,848.70 = 4,086,224.48/x
  3. Step 3: Cross multiply
    7,183,780.76x = 9,913,848.70 × 4,086,224.48
  4. Step 4: Simplify right side
    7,183,780.76x = 40,510,211,248,956.17
  5. Step 5: Solve for x
    x = 40,510,211,248,956.17/7,183,780.76
  6. Step 6: Final answer
    x = 5,639,121.32

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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.