Home / 28,444,213.60-42,666,320.40-25,414,999.90

Finding the Fourth Proportional to 28,444,213.60, 42,666,320.40 and 25,414,999.90

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Solution

The fourth proportional to 28,444,213.60, 42,666,320.40 and 25,414,999.90 is: 38,122,499.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,444,213.60 : 42,666,320.40 = 25,414,999.90 : x
  2. Step 2: Convert to fraction form
    28,444,213.60/42,666,320.40 = 25,414,999.90/x
  3. Step 3: Cross multiply
    28,444,213.60x = 42,666,320.40 × 25,414,999.90
  4. Step 4: Simplify right side
    28,444,213.60x = 1,084,364,528,699,367.88
  5. Step 5: Solve for x
    x = 1,084,364,528,699,367.88/28,444,213.60
  6. Step 6: Final answer
    x = 38,122,499.85

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1.5x scale

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.