Home / 48,632,943.92-72,974,564.28-21,358,409.84

Finding the Fourth Proportional to 48,632,943.92, 72,974,564.28 and 21,358,409.84

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Solution

The fourth proportional to 48,632,943.92, 72,974,564.28 and 21,358,409.84 is: 32,048,659.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,632,943.92 : 72,974,564.28 = 21,358,409.84 : x
  2. Step 2: Convert to fraction form
    48,632,943.92/72,974,564.28 = 21,358,409.84/x
  3. Step 3: Cross multiply
    48,632,943.92x = 72,974,564.28 × 21,358,409.84
  4. Step 4: Simplify right side
    48,632,943.92x = 1,558,620,651,787,664.50
  5. Step 5: Solve for x
    x = 1,558,620,651,787,664.50/48,632,943.92
  6. Step 6: Final answer
    x = 32,048,659.33

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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.