Home / 68,016,886.72-102,005,564.36-26,508,524.81

Finding the Fourth Proportional to 68,016,886.72, 102,005,564.36 and 26,508,524.81

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Solution

The fourth proportional to 68,016,886.72, 102,005,564.36 and 26,508,524.81 is: 39,755,083.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,016,886.72 : 102,005,564.36 = 26,508,524.81 : x
  2. Step 2: Convert to fraction form
    68,016,886.72/102,005,564.36 = 26,508,524.81/x
  3. Step 3: Cross multiply
    68,016,886.72x = 102,005,564.36 × 26,508,524.81
  4. Step 4: Simplify right side
    68,016,886.72x = 2,704,017,032,952,541.50
  5. Step 5: Solve for x
    x = 2,704,017,032,952,541.50/68,016,886.72
  6. Step 6: Final answer
    x = 39,755,083.82

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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.