Home / 9,385,061.92-12,952,438.80-5,310,943.84

Finding the Fourth Proportional to 9,385,061.92, 12,952,438.80 and 5,310,943.84

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Solution

The fourth proportional to 9,385,061.92, 12,952,438.80 and 5,310,943.84 is: 7,329,698.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,385,061.92 : 12,952,438.80 = 5,310,943.84 : x
  2. Step 2: Convert to fraction form
    9,385,061.92/12,952,438.80 = 5,310,943.84/x
  3. Step 3: Cross multiply
    9,385,061.92x = 12,952,438.80 × 5,310,943.84
  4. Step 4: Simplify right side
    9,385,061.92x = 68,789,675,057,836.99
  5. Step 5: Solve for x
    x = 68,789,675,057,836.99/9,385,061.92
  6. Step 6: Final answer
    x = 7,329,698.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.