Home / 5,208,433.41-7,187,637.11-2,885,476.89

Finding the Fourth Proportional to 5,208,433.41, 7,187,637.11 and 2,885,476.89

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Solution

The fourth proportional to 5,208,433.41, 7,187,637.11 and 2,885,476.89 is: 3,981,957.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,208,433.41 : 7,187,637.11 = 2,885,476.89 : x
  2. Step 2: Convert to fraction form
    5,208,433.41/7,187,637.11 = 2,885,476.89/x
  3. Step 3: Cross multiply
    5,208,433.41x = 7,187,637.11 × 2,885,476.89
  4. Step 4: Simplify right side
    5,208,433.41x = 20,739,760,760,184.00
  5. Step 5: Solve for x
    x = 20,739,760,760,184.00/5,208,433.41
  6. Step 6: Final answer
    x = 3,981,957.55

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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.