Home / 61,175,489.10-91,763,233.65-36,989,018.70

Finding the Fourth Proportional to 61,175,489.10, 91,763,233.65 and 36,989,018.70

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Solution

The fourth proportional to 61,175,489.10, 91,763,233.65 and 36,989,018.70 is: 55,483,528.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,175,489.10 : 91,763,233.65 = 36,989,018.70 : x
  2. Step 2: Convert to fraction form
    61,175,489.10/91,763,233.65 = 36,989,018.70/x
  3. Step 3: Cross multiply
    61,175,489.10x = 91,763,233.65 × 36,989,018.70
  4. Step 4: Simplify right side
    61,175,489.10x = 3,394,231,965,452,319.50
  5. Step 5: Solve for x
    x = 3,394,231,965,452,319.50/61,175,489.10
  6. Step 6: Final answer
    x = 55,483,528.05

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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.