Home / 12,293,635.76-18,437,240.54-3,655,409.82

Finding the Fourth Proportional to 12,293,635.76, 18,437,240.54 and 3,655,409.82

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Solution

The fourth proportional to 12,293,635.76, 18,437,240.54 and 3,655,409.82 is: 5,482,159.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,293,635.76 : 18,437,240.54 = 3,655,409.82 : x
  2. Step 2: Convert to fraction form
    12,293,635.76/18,437,240.54 = 3,655,409.82/x
  3. Step 3: Cross multiply
    12,293,635.76x = 18,437,240.54 × 3,655,409.82
  4. Step 4: Simplify right side
    12,293,635.76x = 67,395,670,132,756.62
  5. Step 5: Solve for x
    x = 67,395,670,132,756.62/12,293,635.76
  6. Step 6: Final answer
    x = 5,482,159.34

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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.