Home / 8,772,268.40-13,161,390.50-4,729,144.90

Finding the Fourth Proportional to 8,772,268.40, 13,161,390.50 and 4,729,144.90

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Solution

The fourth proportional to 8,772,268.40, 13,161,390.50 and 4,729,144.90 is: 7,095,328.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,772,268.40 : 13,161,390.50 = 4,729,144.90 : x
  2. Step 2: Convert to fraction form
    8,772,268.40/13,161,390.50 = 4,729,144.90/x
  3. Step 3: Cross multiply
    8,772,268.40x = 13,161,390.50 × 4,729,144.90
  4. Step 4: Simplify right side
    8,772,268.40x = 62,242,122,759,983.45
  5. Step 5: Solve for x
    x = 62,242,122,759,983.45/8,772,268.40
  6. Step 6: Final answer
    x = 7,095,328.13

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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.