Home / 13,233,866.46-18,260,538.39-7,800,619.74

Finding the Fourth Proportional to 13,233,866.46, 18,260,538.39 and 7,800,619.74

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Solution

The fourth proportional to 13,233,866.46, 18,260,538.39 and 7,800,619.74 is: 10,763,560.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,233,866.46 : 18,260,538.39 = 7,800,619.74 : x
  2. Step 2: Convert to fraction form
    13,233,866.46/18,260,538.39 = 7,800,619.74/x
  3. Step 3: Cross multiply
    13,233,866.46x = 18,260,538.39 × 7,800,619.74
  4. Step 4: Simplify right side
    13,233,866.46x = 142,443,516,228,061.81
  5. Step 5: Solve for x
    x = 142,443,516,228,061.81/13,233,866.46
  6. Step 6: Final answer
    x = 10,763,560.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.