Home / 10,479,948.75-15,719,923.13-2,906,914.50

Finding the Fourth Proportional to 10,479,948.75, 15,719,923.13 and 2,906,914.50

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Solution

The fourth proportional to 10,479,948.75, 15,719,923.13 and 2,906,914.50 is: 4,360,371.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,479,948.75 : 15,719,923.13 = 2,906,914.50 : x
  2. Step 2: Convert to fraction form
    10,479,948.75/15,719,923.13 = 2,906,914.50/x
  3. Step 3: Cross multiply
    10,479,948.75x = 15,719,923.13 × 2,906,914.50
  4. Step 4: Simplify right side
    10,479,948.75x = 45,696,472,470,947.81
  5. Step 5: Solve for x
    x = 45,696,472,470,947.81/10,479,948.75
  6. Step 6: Final answer
    x = 4,360,371.75

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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.