Home / 52,956,069.60-79,434,104.40-18,878,527.20

Finding the Fourth Proportional to 52,956,069.60, 79,434,104.40 and 18,878,527.20

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Solution

The fourth proportional to 52,956,069.60, 79,434,104.40 and 18,878,527.20 is: 28,317,790.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,956,069.60 : 79,434,104.40 = 18,878,527.20 : x
  2. Step 2: Convert to fraction form
    52,956,069.60/79,434,104.40 = 18,878,527.20/x
  3. Step 3: Cross multiply
    52,956,069.60x = 79,434,104.40 × 18,878,527.20
  4. Step 4: Simplify right side
    52,956,069.60x = 1,499,598,900,523,039.75
  5. Step 5: Solve for x
    x = 1,499,598,900,523,039.75/52,956,069.60
  6. Step 6: Final answer
    x = 28,317,790.80

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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.