Home / 5,221,013.04-7,205,432.00-2,898,123.80

Finding the Fourth Proportional to 5,221,013.04, 7,205,432.00 and 2,898,123.80

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Solution

The fourth proportional to 5,221,013.04, 7,205,432.00 and 2,898,123.80 is: 3,999,651.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,221,013.04 : 7,205,432.00 = 2,898,123.80 : x
  2. Step 2: Convert to fraction form
    5,221,013.04/7,205,432.00 = 2,898,123.80/x
  3. Step 3: Cross multiply
    5,221,013.04x = 7,205,432.00 × 2,898,123.80
  4. Step 4: Simplify right side
    5,221,013.04x = 20,882,233,917,963.82
  5. Step 5: Solve for x
    x = 20,882,233,917,963.82/5,221,013.04
  6. Step 6: Final answer
    x = 3,999,651.75

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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.