Home / 57,862,579.70-86,893,402.35-40,942,003.70

Finding the Fourth Proportional to 57,862,579.70, 86,893,402.35 and 40,942,003.70

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Solution

The fourth proportional to 57,862,579.70, 86,893,402.35 and 40,942,003.70 is: 61,483,432.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,862,579.70 : 86,893,402.35 = 40,942,003.70 : x
  2. Step 2: Convert to fraction form
    57,862,579.70/86,893,402.35 = 40,942,003.70/x
  3. Step 3: Cross multiply
    57,862,579.70x = 86,893,402.35 × 40,942,003.70
  4. Step 4: Simplify right side
    57,862,579.70x = 3,557,590,000,519,288.50
  5. Step 5: Solve for x
    x = 3,557,590,000,519,288.50/57,862,579.70
  6. Step 6: Final answer
    x = 61,483,432.28

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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.