Home / 7,887,388.50-11,831,082.71-1,903,756.50

Finding the Fourth Proportional to 7,887,388.50, 11,831,082.71 and 1,903,756.50

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Solution

The fourth proportional to 7,887,388.50, 11,831,082.71 and 1,903,756.50 is: 2,855,634.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,887,388.50 : 11,831,082.71 = 1,903,756.50 : x
  2. Step 2: Convert to fraction form
    7,887,388.50/11,831,082.71 = 1,903,756.50/x
  3. Step 3: Cross multiply
    7,887,388.50x = 11,831,082.71 × 1,903,756.50
  4. Step 4: Simplify right side
    7,887,388.50x = 22,523,500,601,681.33
  5. Step 5: Solve for x
    x = 22,523,500,601,681.33/7,887,388.50
  6. Step 6: Final answer
    x = 2,855,634.74

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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.