Home / 43,290,388.80-64,935,583.20-26,851,147.20

Finding the Fourth Proportional to 43,290,388.80, 64,935,583.20 and 26,851,147.20

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Solution

The fourth proportional to 43,290,388.80, 64,935,583.20 and 26,851,147.20 is: 40,276,720.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,290,388.80 : 64,935,583.20 = 26,851,147.20 : x
  2. Step 2: Convert to fraction form
    43,290,388.80/64,935,583.20 = 26,851,147.20/x
  3. Step 3: Cross multiply
    43,290,388.80x = 64,935,583.20 × 26,851,147.20
  4. Step 4: Simplify right side
    43,290,388.80x = 1,743,594,903,021,047
  5. Step 5: Solve for x
    x = 1,743,594,903,021,047/43,290,388.80
  6. Step 6: Final answer
    x = 40,276,720.80

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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.