Home / 79,749,829.31-110,075,239.73-51,941,832.71

Finding the Fourth Proportional to 79,749,829.31, 110,075,239.73 and 51,941,832.71

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Solution

The fourth proportional to 79,749,829.31, 110,075,239.73 and 51,941,832.71 is: 71,693,064.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,749,829.31 : 110,075,239.73 = 51,941,832.71 : x
  2. Step 2: Convert to fraction form
    79,749,829.31/110,075,239.73 = 51,941,832.71/x
  3. Step 3: Cross multiply
    79,749,829.31x = 110,075,239.73 × 51,941,832.71
  4. Step 4: Simplify right side
    79,749,829.31x = 5,717,509,687,309,096
  5. Step 5: Solve for x
    x = 5,717,509,687,309,096/79,749,829.31
  6. Step 6: Final answer
    x = 71,693,064.89

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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.