Home / 34,989,847.28-48,286,010-19,519,931.88

Finding the Fourth Proportional to 34,989,847.28, 48,286,010 and 19,519,931.88

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Solution

The fourth proportional to 34,989,847.28, 48,286,010 and 19,519,931.88 is: 26,937,517.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,989,847.28 : 48,286,010 = 19,519,931.88 : x
  2. Step 2: Convert to fraction form
    34,989,847.28/48,286,010 = 19,519,931.88/x
  3. Step 3: Cross multiply
    34,989,847.28x = 48,286,010 × 19,519,931.88
  4. Step 4: Simplify right side
    34,989,847.28x = 942,539,625,956,998.75
  5. Step 5: Solve for x
    x = 942,539,625,956,998.75/34,989,847.28
  6. Step 6: Final answer
    x = 26,937,517.57

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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.