Home / 5,553,013.16-8,328,674.82-2,140,801.76

Finding the Fourth Proportional to 5,553,013.16, 8,328,674.82 and 2,140,801.76

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Solution

The fourth proportional to 5,553,013.16, 8,328,674.82 and 2,140,801.76 is: 3,210,876.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,553,013.16 : 8,328,674.82 = 2,140,801.76 : x
  2. Step 2: Convert to fraction form
    5,553,013.16/8,328,674.82 = 2,140,801.76/x
  3. Step 3: Cross multiply
    5,553,013.16x = 8,328,674.82 × 2,140,801.76
  4. Step 4: Simplify right side
    5,553,013.16x = 17,830,041,713,123.68
  5. Step 5: Solve for x
    x = 17,830,041,713,123.68/5,553,013.16
  6. Step 6: Final answer
    x = 3,210,876.91

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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.