Home / 6,645,824.01-9,172,943.40-4,328,490.96

Finding the Fourth Proportional to 6,645,824.01, 9,172,943.40 and 4,328,490.96

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Solution

The fourth proportional to 6,645,824.01, 9,172,943.40 and 4,328,490.96 is: 5,974,428.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,645,824.01 : 9,172,943.40 = 4,328,490.96 : x
  2. Step 2: Convert to fraction form
    6,645,824.01/9,172,943.40 = 4,328,490.96/x
  3. Step 3: Cross multiply
    6,645,824.01x = 9,172,943.40 × 4,328,490.96
  4. Step 4: Simplify right side
    6,645,824.01x = 39,705,002,583,491.66
  5. Step 5: Solve for x
    x = 39,705,002,583,491.66/6,645,824.01
  6. Step 6: Final answer
    x = 5,974,428.83

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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.