Home / 77,315,375-115,973,762.36-23,462,687

Finding the Fourth Proportional to 77,315,375, 115,973,762.36 and 23,462,687

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Solution

The fourth proportional to 77,315,375, 115,973,762.36 and 23,462,687 is: 35,194,242.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,315,375 : 115,973,762.36 = 23,462,687 : x
  2. Step 2: Convert to fraction form
    77,315,375/115,973,762.36 = 23,462,687/x
  3. Step 3: Cross multiply
    77,315,375x = 115,973,762.36 × 23,462,687
  4. Step 4: Simplify right side
    77,315,375x = 2,721,056,086,465,061.50
  5. Step 5: Solve for x
    x = 2,721,056,086,465,061.50/77,315,375
  6. Step 6: Final answer
    x = 35,194,242.88

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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.