Home / 17,772,823.80-26,671,677.30-7,682,686.20

Finding the Fourth Proportional to 17,772,823.80, 26,671,677.30 and 7,682,686.20

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Solution

The fourth proportional to 17,772,823.80, 26,671,677.30 and 7,682,686.20 is: 11,529,407.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,772,823.80 : 26,671,677.30 = 7,682,686.20 : x
  2. Step 2: Convert to fraction form
    17,772,823.80/26,671,677.30 = 7,682,686.20/x
  3. Step 3: Cross multiply
    17,772,823.80x = 26,671,677.30 × 7,682,686.20
  4. Step 4: Simplify right side
    17,772,823.80x = 204,910,127,123,563.28
  5. Step 5: Solve for x
    x = 204,910,127,123,563.28/17,772,823.80
  6. Step 6: Final answer
    x = 11,529,407.45

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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.