Home / 7,138,909-10,704,339.30-2,345,311.18

Finding the Fourth Proportional to 7,138,909, 10,704,339.30 and 2,345,311.18

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Solution

The fourth proportional to 7,138,909, 10,704,339.30 and 2,345,311.18 is: 3,516,644.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,138,909 : 10,704,339.30 = 2,345,311.18 : x
  2. Step 2: Convert to fraction form
    7,138,909/10,704,339.30 = 2,345,311.18/x
  3. Step 3: Cross multiply
    7,138,909x = 10,704,339.30 × 2,345,311.18
  4. Step 4: Simplify right side
    7,138,909x = 25,105,006,634,803.38
  5. Step 5: Solve for x
    x = 25,105,006,634,803.38/7,138,909
  6. Step 6: Final answer
    x = 3,516,644.72

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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.