Home / 10,357,396.80-15,536,095.20-5,318,548.80

Finding the Fourth Proportional to 10,357,396.80, 15,536,095.20 and 5,318,548.80

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Solution

The fourth proportional to 10,357,396.80, 15,536,095.20 and 5,318,548.80 is: 7,977,823.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,357,396.80 : 15,536,095.20 = 5,318,548.80 : x
  2. Step 2: Convert to fraction form
    10,357,396.80/15,536,095.20 = 5,318,548.80/x
  3. Step 3: Cross multiply
    10,357,396.80x = 15,536,095.20 × 5,318,548.80
  4. Step 4: Simplify right side
    10,357,396.80x = 82,629,480,482,645.75
  5. Step 5: Solve for x
    x = 82,629,480,482,645.75/10,357,396.80
  6. Step 6: Final answer
    x = 7,977,823.20

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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.