Home / 12,831,341.04-19,251,308.57-4,195,839.72

Finding the Fourth Proportional to 12,831,341.04, 19,251,308.57 and 4,195,839.72

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Solution

The fourth proportional to 12,831,341.04, 19,251,308.57 and 4,195,839.72 is: 6,295,164.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,831,341.04 : 19,251,308.57 = 4,195,839.72 : x
  2. Step 2: Convert to fraction form
    12,831,341.04/19,251,308.57 = 4,195,839.72/x
  3. Step 3: Cross multiply
    12,831,341.04x = 19,251,308.57 × 4,195,839.72
  4. Step 4: Simplify right side
    12,831,341.04x = 80,775,405,159,982.39
  5. Step 5: Solve for x
    x = 80,775,405,159,982.39/12,831,341.04
  6. Step 6: Final answer
    x = 6,295,164.70

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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.