Home / 73,852,939.75-110,680,387.36-57,477,997.21

Finding the Fourth Proportional to 73,852,939.75, 110,680,387.36 and 57,477,997.21

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Solution

The fourth proportional to 73,852,939.75, 110,680,387.36 and 57,477,997.21 is: 86,139,929.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,852,939.75 : 110,680,387.36 = 57,477,997.21 : x
  2. Step 2: Convert to fraction form
    73,852,939.75/110,680,387.36 = 57,477,997.21/x
  3. Step 3: Cross multiply
    73,852,939.75x = 110,680,387.36 × 57,477,997.21
  4. Step 4: Simplify right side
    73,852,939.75x = 6,361,686,995,879,799
  5. Step 5: Solve for x
    x = 6,361,686,995,879,799/73,852,939.75
  6. Step 6: Final answer
    x = 86,139,929.13

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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.