Home / 36,085,492.90-54,174,428.79-31,000,455.46

Finding the Fourth Proportional to 36,085,492.90, 54,174,428.79 and 31,000,455.46

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Solution

The fourth proportional to 36,085,492.90, 54,174,428.79 and 31,000,455.46 is: 46,540,363.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,085,492.90 : 54,174,428.79 = 31,000,455.46 : x
  2. Step 2: Convert to fraction form
    36,085,492.90/54,174,428.79 = 31,000,455.46/x
  3. Step 3: Cross multiply
    36,085,492.90x = 54,174,428.79 × 31,000,455.46
  4. Step 4: Simplify right side
    36,085,492.90x = 1,679,431,966,775,336.75
  5. Step 5: Solve for x
    x = 1,679,431,966,775,336.75/36,085,492.90
  6. Step 6: Final answer
    x = 46,540,363.78

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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.