Home / 48,387,631.80-72,581,447.70-27,980,297.40

Finding the Fourth Proportional to 48,387,631.80, 72,581,447.70 and 27,980,297.40

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Solution

The fourth proportional to 48,387,631.80, 72,581,447.70 and 27,980,297.40 is: 41,970,446.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,387,631.80 : 72,581,447.70 = 27,980,297.40 : x
  2. Step 2: Convert to fraction form
    48,387,631.80/72,581,447.70 = 27,980,297.40/x
  3. Step 3: Cross multiply
    48,387,631.80x = 72,581,447.70 × 27,980,297.40
  4. Step 4: Simplify right side
    48,387,631.80x = 2,030,850,492,368,546
  5. Step 5: Solve for x
    x = 2,030,850,492,368,546/48,387,631.80
  6. Step 6: Final answer
    x = 41,970,446.10

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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.