Home / 7,688,948.64-10,610,413.11-4,204,221.72

Finding the Fourth Proportional to 7,688,948.64, 10,610,413.11 and 4,204,221.72

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Solution

The fourth proportional to 7,688,948.64, 10,610,413.11 and 4,204,221.72 is: 5,801,642.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,688,948.64 : 10,610,413.11 = 4,204,221.72 : x
  2. Step 2: Convert to fraction form
    7,688,948.64/10,610,413.11 = 4,204,221.72/x
  3. Step 3: Cross multiply
    7,688,948.64x = 10,610,413.11 × 4,204,221.72
  4. Step 4: Simplify right side
    7,688,948.64x = 44,608,529,255,234.74
  5. Step 5: Solve for x
    x = 44,608,529,255,234.74/7,688,948.64
  6. Step 6: Final answer
    x = 5,801,642.25

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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.