Home / 40,321,999.90-60,482,999.87-13,395,655.90

Finding the Fourth Proportional to 40,321,999.90, 60,482,999.87 and 13,395,655.90

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Solution

The fourth proportional to 40,321,999.90, 60,482,999.87 and 13,395,655.90 is: 20,093,483.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,321,999.90 : 60,482,999.87 = 13,395,655.90 : x
  2. Step 2: Convert to fraction form
    40,321,999.90/60,482,999.87 = 13,395,655.90/x
  3. Step 3: Cross multiply
    40,321,999.90x = 60,482,999.87 × 13,395,655.90
  4. Step 4: Simplify right side
    40,321,999.90x = 810,209,454,058,264.75
  5. Step 5: Solve for x
    x = 810,209,454,058,264.75/40,321,999.90
  6. Step 6: Final answer
    x = 20,093,483.86

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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.