Home / 8,988,009.60-13,482,014.40-3,949,161.60

Finding the Fourth Proportional to 8,988,009.60, 13,482,014.40 and 3,949,161.60

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Solution

The fourth proportional to 8,988,009.60, 13,482,014.40 and 3,949,161.60 is: 5,923,742.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,988,009.60 : 13,482,014.40 = 3,949,161.60 : x
  2. Step 2: Convert to fraction form
    8,988,009.60/13,482,014.40 = 3,949,161.60/x
  3. Step 3: Cross multiply
    8,988,009.60x = 13,482,014.40 × 3,949,161.60
  4. Step 4: Simplify right side
    8,988,009.60x = 53,242,653,559,127.04
  5. Step 5: Solve for x
    x = 53,242,653,559,127.04/8,988,009.60
  6. Step 6: Final answer
    x = 5,923,742.40

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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.