Home / 7,672,078.39-10,587,416.01-4,234,319.32

Finding the Fourth Proportional to 7,672,078.39, 10,587,416.01 and 4,234,319.32

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Solution

The fourth proportional to 7,672,078.39, 10,587,416.01 and 4,234,319.32 is: 5,843,331.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,672,078.39 : 10,587,416.01 = 4,234,319.32 : x
  2. Step 2: Convert to fraction form
    7,672,078.39/10,587,416.01 = 4,234,319.32/x
  3. Step 3: Cross multiply
    7,672,078.39x = 10,587,416.01 × 4,234,319.32
  4. Step 4: Simplify right side
    7,672,078.39x = 44,830,500,160,020.31
  5. Step 5: Solve for x
    x = 44,830,500,160,020.31/7,672,078.39
  6. Step 6: Final answer
    x = 5,843,331.87

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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.