Home / 37,921,213.98-52,331,274.45-20,517,559.20

Finding the Fourth Proportional to 37,921,213.98, 52,331,274.45 and 20,517,559.20

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Solution

The fourth proportional to 37,921,213.98, 52,331,274.45 and 20,517,559.20 is: 28,314,231.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,921,213.98 : 52,331,274.45 = 20,517,559.20 : x
  2. Step 2: Convert to fraction form
    37,921,213.98/52,331,274.45 = 20,517,559.20/x
  3. Step 3: Cross multiply
    37,921,213.98x = 52,331,274.45 × 20,517,559.20
  4. Step 4: Simplify right side
    37,921,213.98x = 1,073,710,021,539,322.50
  5. Step 5: Solve for x
    x = 1,073,710,021,539,322.50/37,921,213.98
  6. Step 6: Final answer
    x = 28,314,231.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.