Home / 18,019,088.20-27,026,007.90-5,238,260.20

Finding the Fourth Proportional to 18,019,088.20, 27,026,007.90 and 5,238,260.20

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Solution

The fourth proportional to 18,019,088.20, 27,026,007.90 and 5,238,260.20 is: 7,856,627.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,019,088.20 : 27,026,007.90 = 5,238,260.20 : x
  2. Step 2: Convert to fraction form
    18,019,088.20/27,026,007.90 = 5,238,260.20/x
  3. Step 3: Cross multiply
    18,019,088.20x = 27,026,007.90 × 5,238,260.20
  4. Step 4: Simplify right side
    18,019,088.20x = 141,569,261,547,455.56
  5. Step 5: Solve for x
    x = 141,569,261,547,455.56/18,019,088.20
  6. Step 6: Final answer
    x = 7,856,627.37

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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.