Home / 25,902,035.64-38,849,958.86-20,150,509.95

Finding the Fourth Proportional to 25,902,035.64, 38,849,958.86 and 20,150,509.95

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Solution

The fourth proportional to 25,902,035.64, 38,849,958.86 and 20,150,509.95 is: 30,223,357.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,902,035.64 : 38,849,958.86 = 20,150,509.95 : x
  2. Step 2: Convert to fraction form
    25,902,035.64/38,849,958.86 = 20,150,509.95/x
  3. Step 3: Cross multiply
    25,902,035.64x = 38,849,958.86 × 20,150,509.95
  4. Step 4: Simplify right side
    25,902,035.64x = 782,846,482,464,768
  5. Step 5: Solve for x
    x = 782,846,482,464,768/25,902,035.64
  6. Step 6: Final answer
    x = 30,223,357.47

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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.