Home / 6,287,438.56-8,675,392.08-3,673,437.40

Finding the Fourth Proportional to 6,287,438.56, 8,675,392.08 and 3,673,437.40

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Solution

The fourth proportional to 6,287,438.56, 8,675,392.08 and 3,673,437.40 is: 5,068,599.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,287,438.56 : 8,675,392.08 = 3,673,437.40 : x
  2. Step 2: Convert to fraction form
    6,287,438.56/8,675,392.08 = 3,673,437.40/x
  3. Step 3: Cross multiply
    6,287,438.56x = 8,675,392.08 × 3,673,437.40
  4. Step 4: Simplify right side
    6,287,438.56x = 31,868,509,726,335.79
  5. Step 5: Solve for x
    x = 31,868,509,726,335.79/6,287,438.56
  6. Step 6: Final answer
    x = 5,068,599.78

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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.