Home / 45,372,297.60-68,066,740.80-18,448,675.20

Finding the Fourth Proportional to 45,372,297.60, 68,066,740.80 and 18,448,675.20

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Solution

The fourth proportional to 45,372,297.60, 68,066,740.80 and 18,448,675.20 is: 27,676,385.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,372,297.60 : 68,066,740.80 = 18,448,675.20 : x
  2. Step 2: Convert to fraction form
    45,372,297.60/68,066,740.80 = 18,448,675.20/x
  3. Step 3: Cross multiply
    45,372,297.60x = 68,066,740.80 × 18,448,675.20
  4. Step 4: Simplify right side
    45,372,297.60x = 1,255,741,192,941,788
  5. Step 5: Solve for x
    x = 1,255,741,192,941,788/45,372,297.60
  6. Step 6: Final answer
    x = 27,676,385.36

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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.