Home / 10,884,678.71-16,329,380.02-3,311,447.63

Finding the Fourth Proportional to 10,884,678.71, 16,329,380.02 and 3,311,447.63

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Solution

The fourth proportional to 10,884,678.71, 16,329,380.02 and 3,311,447.63 is: 4,967,890.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,884,678.71 : 16,329,380.02 = 3,311,447.63 : x
  2. Step 2: Convert to fraction form
    10,884,678.71/16,329,380.02 = 3,311,447.63/x
  3. Step 3: Cross multiply
    10,884,678.71x = 16,329,380.02 × 3,311,447.63
  4. Step 4: Simplify right side
    10,884,678.71x = 54,073,886,766,598.35
  5. Step 5: Solve for x
    x = 54,073,886,766,598.35/10,884,678.71
  6. Step 6: Final answer
    x = 4,967,890.02

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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.