Home / 12,465,228.80-18,697,843.20-10,337,715.20

Finding the Fourth Proportional to 12,465,228.80, 18,697,843.20 and 10,337,715.20

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Solution

The fourth proportional to 12,465,228.80, 18,697,843.20 and 10,337,715.20 is: 15,506,572.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,465,228.80 : 18,697,843.20 = 10,337,715.20 : x
  2. Step 2: Convert to fraction form
    12,465,228.80/18,697,843.20 = 10,337,715.20/x
  3. Step 3: Cross multiply
    12,465,228.80x = 18,697,843.20 × 10,337,715.20
  4. Step 4: Simplify right side
    12,465,228.80x = 193,292,977,855,856.62
  5. Step 5: Solve for x
    x = 193,292,977,855,856.62/12,465,228.80
  6. Step 6: Final answer
    x = 15,506,572.80

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1.5x scale

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.