Home / 10,404,908.70-15,607,363.05-2,831,862.30

Finding the Fourth Proportional to 10,404,908.70, 15,607,363.05 and 2,831,862.30

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Solution

The fourth proportional to 10,404,908.70, 15,607,363.05 and 2,831,862.30 is: 4,247,793.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,404,908.70 : 15,607,363.05 = 2,831,862.30 : x
  2. Step 2: Convert to fraction form
    10,404,908.70/15,607,363.05 = 2,831,862.30/x
  3. Step 3: Cross multiply
    10,404,908.70x = 15,607,363.05 × 2,831,862.30
  4. Step 4: Simplify right side
    10,404,908.70x = 44,197,903,023,708.02
  5. Step 5: Solve for x
    x = 44,197,903,023,708.02/10,404,908.70
  6. Step 6: Final answer
    x = 4,247,793.45

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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.