Home / 6,688,609.30-10,032,913.95-6,240,711.70

Finding the Fourth Proportional to 6,688,609.30, 10,032,913.95 and 6,240,711.70

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Solution

The fourth proportional to 6,688,609.30, 10,032,913.95 and 6,240,711.70 is: 9,361,067.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,688,609.30 : 10,032,913.95 = 6,240,711.70 : x
  2. Step 2: Convert to fraction form
    6,688,609.30/10,032,913.95 = 6,240,711.70/x
  3. Step 3: Cross multiply
    6,688,609.30x = 10,032,913.95 × 6,240,711.70
  4. Step 4: Simplify right side
    6,688,609.30x = 62,612,523,472,858.21
  5. Step 5: Solve for x
    x = 62,612,523,472,858.21/6,688,609.30
  6. Step 6: Final answer
    x = 9,361,067.55

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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.