Home / 55,735,619.10-83,603,428.65-42,981,035.10

Finding the Fourth Proportional to 55,735,619.10, 83,603,428.65 and 42,981,035.10

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Solution

The fourth proportional to 55,735,619.10, 83,603,428.65 and 42,981,035.10 is: 64,471,552.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,735,619.10 : 83,603,428.65 = 42,981,035.10 : x
  2. Step 2: Convert to fraction form
    55,735,619.10/83,603,428.65 = 42,981,035.10/x
  3. Step 3: Cross multiply
    55,735,619.10x = 83,603,428.65 × 42,981,035.10
  4. Step 4: Simplify right side
    55,735,619.10x = 3,593,361,901,285,996
  5. Step 5: Solve for x
    x = 3,593,361,901,285,996/55,735,619.10
  6. Step 6: Final answer
    x = 64,471,552.65

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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.