Home / 65,443,393.44-90,311,147.04-35,673,389.16

Finding the Fourth Proportional to 65,443,393.44, 90,311,147.04 and 35,673,389.16

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Solution

The fourth proportional to 65,443,393.44, 90,311,147.04 and 35,673,389.16 is: 49,228,875.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,443,393.44 : 90,311,147.04 = 35,673,389.16 : x
  2. Step 2: Convert to fraction form
    65,443,393.44/90,311,147.04 = 35,673,389.16/x
  3. Step 3: Cross multiply
    65,443,393.44x = 90,311,147.04 × 35,673,389.16
  4. Step 4: Simplify right side
    65,443,393.44x = 3,221,704,693,843,902
  5. Step 5: Solve for x
    x = 3,221,704,693,843,902/65,443,393.44
  6. Step 6: Final answer
    x = 49,228,875.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.