Home / 8,249,299.20-12,369,152.79-5,519,965.32

Finding the Fourth Proportional to 8,249,299.20, 12,369,152.79 and 5,519,965.32

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Solution

The fourth proportional to 8,249,299.20, 12,369,152.79 and 5,519,965.32 is: 8,276,738.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,249,299.20 : 12,369,152.79 = 5,519,965.32 : x
  2. Step 2: Convert to fraction form
    8,249,299.20/12,369,152.79 = 5,519,965.32/x
  3. Step 3: Cross multiply
    8,249,299.20x = 12,369,152.79 × 5,519,965.32
  4. Step 4: Simplify right side
    8,249,299.20x = 68,277,294,438,581.24
  5. Step 5: Solve for x
    x = 68,277,294,438,581.24/8,249,299.20
  6. Step 6: Final answer
    x = 8,276,738.76

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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.