Home / 21,503,977.20-32,255,965.80-6,357,908.70

Finding the Fourth Proportional to 21,503,977.20, 32,255,965.80 and 6,357,908.70

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Solution

The fourth proportional to 21,503,977.20, 32,255,965.80 and 6,357,908.70 is: 9,536,863.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,503,977.20 : 32,255,965.80 = 6,357,908.70 : x
  2. Step 2: Convert to fraction form
    21,503,977.20/32,255,965.80 = 6,357,908.70/x
  3. Step 3: Cross multiply
    21,503,977.20x = 32,255,965.80 × 6,357,908.70
  4. Step 4: Simplify right side
    21,503,977.20x = 205,080,485,586,722.47
  5. Step 5: Solve for x
    x = 205,080,485,586,722.47/21,503,977.20
  6. Step 6: Final answer
    x = 9,536,863.05

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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.