Home / 28,452,515.28-42,680,671.88-10,006,246.56

Finding the Fourth Proportional to 28,452,515.28, 42,680,671.88 and 10,006,246.56

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Solution

The fourth proportional to 28,452,515.28, 42,680,671.88 and 10,006,246.56 is: 15,010,037.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,452,515.28 : 42,680,671.88 = 10,006,246.56 : x
  2. Step 2: Convert to fraction form
    28,452,515.28/42,680,671.88 = 10,006,246.56/x
  3. Step 3: Cross multiply
    28,452,515.28x = 42,680,671.88 × 10,006,246.56
  4. Step 4: Simplify right side
    28,452,515.28x = 427,073,326,177,738.81
  5. Step 5: Solve for x
    x = 427,073,326,177,738.81/28,452,515.28
  6. Step 6: Final answer
    x = 15,010,037.67

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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.