Home / 8,047,782.45-12,071,676.95-1,982,632.16

Finding the Fourth Proportional to 8,047,782.45, 12,071,676.95 and 1,982,632.16

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Solution

The fourth proportional to 8,047,782.45, 12,071,676.95 and 1,982,632.16 is: 2,973,949.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,047,782.45 : 12,071,676.95 = 1,982,632.16 : x
  2. Step 2: Convert to fraction form
    8,047,782.45/12,071,676.95 = 1,982,632.16/x
  3. Step 3: Cross multiply
    8,047,782.45x = 12,071,676.95 × 1,982,632.16
  4. Step 4: Simplify right side
    8,047,782.45x = 23,933,694,875,929.17
  5. Step 5: Solve for x
    x = 23,933,694,875,929.17/8,047,782.45
  6. Step 6: Final answer
    x = 2,973,949.04

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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.