Home / 19,523,950.28-29,265,277.02-7,220,007.40

Finding the Fourth Proportional to 19,523,950.28, 29,265,277.02 and 7,220,007.40

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Solution

The fourth proportional to 19,523,950.28, 29,265,277.02 and 7,220,007.40 is: 10,822,375.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,523,950.28 : 29,265,277.02 = 7,220,007.40 : x
  2. Step 2: Convert to fraction form
    19,523,950.28/29,265,277.02 = 7,220,007.40/x
  3. Step 3: Cross multiply
    19,523,950.28x = 29,265,277.02 × 7,220,007.40
  4. Step 4: Simplify right side
    19,523,950.28x = 211,295,516,647,449.97
  5. Step 5: Solve for x
    x = 211,295,516,647,449.97/19,523,950.28
  6. Step 6: Final answer
    x = 10,822,375.27

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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.