Home / 8,968,965.64-13,445,448.90-3,287,863.84

Finding the Fourth Proportional to 8,968,965.64, 13,445,448.90 and 3,287,863.84

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Solution

The fourth proportional to 8,968,965.64, 13,445,448.90 and 3,287,863.84 is: 4,928,863.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,968,965.64 : 13,445,448.90 = 3,287,863.84 : x
  2. Step 2: Convert to fraction form
    8,968,965.64/13,445,448.90 = 3,287,863.84/x
  3. Step 3: Cross multiply
    8,968,965.64x = 13,445,448.90 × 3,287,863.84
  4. Step 4: Simplify right side
    8,968,965.64x = 44,206,805,250,877.77
  5. Step 5: Solve for x
    x = 44,206,805,250,877.77/8,968,965.64
  6. Step 6: Final answer
    x = 4,928,863.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.