Home / 7,019,943.66-10,529,915.55-1,902,373.38

Finding the Fourth Proportional to 7,019,943.66, 10,529,915.55 and 1,902,373.38

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Solution

The fourth proportional to 7,019,943.66, 10,529,915.55 and 1,902,373.38 is: 2,853,560.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,019,943.66 : 10,529,915.55 = 1,902,373.38 : x
  2. Step 2: Convert to fraction form
    7,019,943.66/10,529,915.55 = 1,902,373.38/x
  3. Step 3: Cross multiply
    7,019,943.66x = 10,529,915.55 × 1,902,373.38
  4. Step 4: Simplify right side
    7,019,943.66x = 20,031,831,035,968.06
  5. Step 5: Solve for x
    x = 20,031,831,035,968.06/7,019,943.66
  6. Step 6: Final answer
    x = 2,853,560.09

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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.