Home / 7,140,822.22-9,854,298.97-3,877,607.89

Finding the Fourth Proportional to 7,140,822.22, 9,854,298.97 and 3,877,607.89

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Solution

The fourth proportional to 7,140,822.22, 9,854,298.97 and 3,877,607.89 is: 5,351,079.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,140,822.22 : 9,854,298.97 = 3,877,607.89 : x
  2. Step 2: Convert to fraction form
    7,140,822.22/9,854,298.97 = 3,877,607.89/x
  3. Step 3: Cross multiply
    7,140,822.22x = 9,854,298.97 × 3,877,607.89
  4. Step 4: Simplify right side
    7,140,822.22x = 38,211,107,436,490.88
  5. Step 5: Solve for x
    x = 38,211,107,436,490.88/7,140,822.22
  6. Step 6: Final answer
    x = 5,351,079.51

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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.