Home / 6,516,964.80-9,780,112.80-3,674,059.20

Finding the Fourth Proportional to 6,516,964.80, 9,780,112.80 and 3,674,059.20

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Solution

The fourth proportional to 6,516,964.80, 9,780,112.80 and 3,674,059.20 is: 5,513,719.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,516,964.80 : 9,780,112.80 = 3,674,059.20 : x
  2. Step 2: Convert to fraction form
    6,516,964.80/9,780,112.80 = 3,674,059.20/x
  3. Step 3: Cross multiply
    6,516,964.80x = 9,780,112.80 × 3,674,059.20
  4. Step 4: Simplify right side
    6,516,964.80x = 35,932,713,409,877.77
  5. Step 5: Solve for x
    x = 35,932,713,409,877.77/6,516,964.80
  6. Step 6: Final answer
    x = 5,513,719.12

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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.