Home / 61,175,489.60-91,763,234.40-36,989,019.20

Finding the Fourth Proportional to 61,175,489.60, 91,763,234.40 and 36,989,019.20

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Solution

The fourth proportional to 61,175,489.60, 91,763,234.40 and 36,989,019.20 is: 55,483,528.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,175,489.60 : 91,763,234.40 = 36,989,019.20 : x
  2. Step 2: Convert to fraction form
    61,175,489.60/91,763,234.40 = 36,989,019.20/x
  3. Step 3: Cross multiply
    61,175,489.60x = 91,763,234.40 × 36,989,019.20
  4. Step 4: Simplify right side
    61,175,489.60x = 3,394,232,039,075,701
  5. Step 5: Solve for x
    x = 3,394,232,039,075,701/61,175,489.60
  6. Step 6: Final answer
    x = 55,483,528.80

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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.