Home / 52,956,072.60-79,434,108.90-18,878,530.20

Finding the Fourth Proportional to 52,956,072.60, 79,434,108.90 and 18,878,530.20

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Solution

The fourth proportional to 52,956,072.60, 79,434,108.90 and 18,878,530.20 is: 28,317,795.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,956,072.60 : 79,434,108.90 = 18,878,530.20 : x
  2. Step 2: Convert to fraction form
    52,956,072.60/79,434,108.90 = 18,878,530.20/x
  3. Step 3: Cross multiply
    52,956,072.60x = 79,434,108.90 × 18,878,530.20
  4. Step 4: Simplify right side
    52,956,072.60x = 1,499,599,223,778,738.75
  5. Step 5: Solve for x
    x = 1,499,599,223,778,738.75/52,956,072.60
  6. Step 6: Final answer
    x = 28,317,795.30

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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.