Home / 30,647,527.28-45,949,735.16-14,235,387.50

Finding the Fourth Proportional to 30,647,527.28, 45,949,735.16 and 14,235,387.50

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Solution

The fourth proportional to 30,647,527.28, 45,949,735.16 and 14,235,387.50 is: 21,343,068.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,647,527.28 : 45,949,735.16 = 14,235,387.50 : x
  2. Step 2: Convert to fraction form
    30,647,527.28/45,949,735.16 = 14,235,387.50/x
  3. Step 3: Cross multiply
    30,647,527.28x = 45,949,735.16 × 14,235,387.50
  4. Step 4: Simplify right side
    30,647,527.28x = 654,112,285,524,974.50
  5. Step 5: Solve for x
    x = 654,112,285,524,974.50/30,647,527.28
  6. Step 6: Final answer
    x = 21,343,068.87

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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.