Home / 6,831,248.30-10,245,360.95-1,972,500.13

Finding the Fourth Proportional to 6,831,248.30, 10,245,360.95 and 1,972,500.13

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Solution

The fourth proportional to 6,831,248.30, 10,245,360.95 and 1,972,500.13 is: 2,958,313.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,831,248.30 : 10,245,360.95 = 1,972,500.13 : x
  2. Step 2: Convert to fraction form
    6,831,248.30/10,245,360.95 = 1,972,500.13/x
  3. Step 3: Cross multiply
    6,831,248.30x = 10,245,360.95 × 1,972,500.13
  4. Step 4: Simplify right side
    6,831,248.30x = 20,208,975,816,113
  5. Step 5: Solve for x
    x = 20,208,975,816,113/6,831,248.30
  6. Step 6: Final answer
    x = 2,958,313.76

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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.