Home / 7,351,038.46-11,026,567.41-1,959,412.78

Finding the Fourth Proportional to 7,351,038.46, 11,026,567.41 and 1,959,412.78

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Solution

The fourth proportional to 7,351,038.46, 11,026,567.41 and 1,959,412.78 is: 2,939,121.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,351,038.46 : 11,026,567.41 = 1,959,412.78 : x
  2. Step 2: Convert to fraction form
    7,351,038.46/11,026,567.41 = 1,959,412.78/x
  3. Step 3: Cross multiply
    7,351,038.46x = 11,026,567.41 × 1,959,412.78
  4. Step 4: Simplify right side
    7,351,038.46x = 21,605,597,102,685.50
  5. Step 5: Solve for x
    x = 21,605,597,102,685.50/7,351,038.46
  6. Step 6: Final answer
    x = 2,939,121.76

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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.