Home / 10,881,035.37-15,015,828.60-5,986,152.38

Finding the Fourth Proportional to 10,881,035.37, 15,015,828.60 and 5,986,152.38

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Solution

The fourth proportional to 10,881,035.37, 15,015,828.60 and 5,986,152.38 is: 8,260,890.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,881,035.37 : 15,015,828.60 = 5,986,152.38 : x
  2. Step 2: Convert to fraction form
    10,881,035.37/15,015,828.60 = 5,986,152.38/x
  3. Step 3: Cross multiply
    10,881,035.37x = 15,015,828.60 × 5,986,152.38
  4. Step 4: Simplify right side
    10,881,035.37x = 89,887,038,149,101.64
  5. Step 5: Solve for x
    x = 89,887,038,149,101.64/10,881,035.37
  6. Step 6: Final answer
    x = 8,260,890.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.