Home / 106,994,639.90-147,650,105.07-62,944,475.51

Finding the Fourth Proportional to 106,994,639.90, 147,650,105.07 and 62,944,475.51

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Solution

The fourth proportional to 106,994,639.90, 147,650,105.07 and 62,944,475.51 is: 86,861,906.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,994,639.90 : 147,650,105.07 = 62,944,475.51 : x
  2. Step 2: Convert to fraction form
    106,994,639.90/147,650,105.07 = 62,944,475.51/x
  3. Step 3: Cross multiply
    106,994,639.90x = 147,650,105.07 × 62,944,475.51
  4. Step 4: Simplify right side
    106,994,639.90x = 9,293,758,422,996,668
  5. Step 5: Solve for x
    x = 9,293,758,422,996,668/106,994,639.90
  6. Step 6: Final answer
    x = 86,861,906.65

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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.