Home / 10,073,880.44-15,115,272.42-5,280,423.56

Finding the Fourth Proportional to 10,073,880.44, 15,115,272.42 and 5,280,423.56

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Solution

The fourth proportional to 10,073,880.44, 15,115,272.42 and 5,280,423.56 is: 7,922,968.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,073,880.44 : 15,115,272.42 = 5,280,423.56 : x
  2. Step 2: Convert to fraction form
    10,073,880.44/15,115,272.42 = 5,280,423.56/x
  3. Step 3: Cross multiply
    10,073,880.44x = 15,115,272.42 × 5,280,423.56
  4. Step 4: Simplify right side
    10,073,880.44x = 79,815,040,602,386.20
  5. Step 5: Solve for x
    x = 79,815,040,602,386.20/10,073,880.44
  6. Step 6: Final answer
    x = 7,922,968.82

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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.