Home / 82,689,651.61-124,025,021.37-22,110,101.53

Finding the Fourth Proportional to 82,689,651.61, 124,025,021.37 and 22,110,101.53

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Solution

The fourth proportional to 82,689,651.61, 124,025,021.37 and 22,110,101.53 is: 33,162,623.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,689,651.61 : 124,025,021.37 = 22,110,101.53 : x
  2. Step 2: Convert to fraction form
    82,689,651.61/124,025,021.37 = 22,110,101.53/x
  3. Step 3: Cross multiply
    82,689,651.61x = 124,025,021.37 × 22,110,101.53
  4. Step 4: Simplify right side
    82,689,651.61x = 2,742,205,814,441,057
  5. Step 5: Solve for x
    x = 2,742,205,814,441,057/82,689,651.61
  6. Step 6: Final answer
    x = 33,162,623.87

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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.