Home / 14,320,500.38-19,762,724.52-7,794,601.72

Finding the Fourth Proportional to 14,320,500.38, 19,762,724.52 and 7,794,601.72

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Solution

The fourth proportional to 14,320,500.38, 19,762,724.52 and 7,794,601.72 is: 10,756,786.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,320,500.38 : 19,762,724.52 = 7,794,601.72 : x
  2. Step 2: Convert to fraction form
    14,320,500.38/19,762,724.52 = 7,794,601.72/x
  3. Step 3: Cross multiply
    14,320,500.38x = 19,762,724.52 × 7,794,601.72
  4. Step 4: Simplify right side
    14,320,500.38x = 154,042,566,535,478.16
  5. Step 5: Solve for x
    x = 154,042,566,535,478.16/14,320,500.38
  6. Step 6: Final answer
    x = 10,756,786.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.