Home / 67,998,686.22-102,028,078.71-35,642,852.28

Finding the Fourth Proportional to 67,998,686.22, 102,028,078.71 and 35,642,852.28

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Solution

The fourth proportional to 67,998,686.22, 102,028,078.71 and 35,642,852.28 is: 53,480,029.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,998,686.22 : 102,028,078.71 = 35,642,852.28 : x
  2. Step 2: Convert to fraction form
    67,998,686.22/102,028,078.71 = 35,642,852.28/x
  3. Step 3: Cross multiply
    67,998,686.22x = 102,028,078.71 × 35,642,852.28
  4. Step 4: Simplify right side
    67,998,686.22x = 3,636,571,737,872,743
  5. Step 5: Solve for x
    x = 3,636,571,737,872,743/67,998,686.22
  6. Step 6: Final answer
    x = 53,480,029.40

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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.