Home / 52,596,410.40-78,857,290.80-20,235,808.80

Finding the Fourth Proportional to 52,596,410.40, 78,857,290.80 and 20,235,808.80

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Solution

The fourth proportional to 52,596,410.40, 78,857,290.80 and 20,235,808.80 is: 30,339,352.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,596,410.40 : 78,857,290.80 = 20,235,808.80 : x
  2. Step 2: Convert to fraction form
    52,596,410.40/78,857,290.80 = 20,235,808.80/x
  3. Step 3: Cross multiply
    52,596,410.40x = 78,857,290.80 × 20,235,808.80
  4. Step 4: Simplify right side
    52,596,410.40x = 1,595,741,059,114,799
  5. Step 5: Solve for x
    x = 1,595,741,059,114,799/52,596,410.40
  6. Step 6: Final answer
    x = 30,339,352.95

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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.