Home / 8,980,018.20-13,471,995.60-2,913,717.60

Finding the Fourth Proportional to 8,980,018.20, 13,471,995.60 and 2,913,717.60

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Solution

The fourth proportional to 8,980,018.20, 13,471,995.60 and 2,913,717.60 is: 4,371,215.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,980,018.20 : 13,471,995.60 = 2,913,717.60 : x
  2. Step 2: Convert to fraction form
    8,980,018.20/13,471,995.60 = 2,913,717.60/x
  3. Step 3: Cross multiply
    8,980,018.20x = 13,471,995.60 × 2,913,717.60
  4. Step 4: Simplify right side
    8,980,018.20x = 39,253,590,686,842.56
  5. Step 5: Solve for x
    x = 39,253,590,686,842.56/8,980,018.20
  6. Step 6: Final answer
    x = 4,371,215.05

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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.