Home / 12,646,820.96-18,973,652.80-4,560,694.56

Finding the Fourth Proportional to 12,646,820.96, 18,973,652.80 and 4,560,694.56

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Solution

The fourth proportional to 12,646,820.96, 18,973,652.80 and 4,560,694.56 is: 6,842,275.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,646,820.96 : 18,973,652.80 = 4,560,694.56 : x
  2. Step 2: Convert to fraction form
    12,646,820.96/18,973,652.80 = 4,560,694.56/x
  3. Step 3: Cross multiply
    12,646,820.96x = 18,973,652.80 × 4,560,694.56
  4. Step 4: Simplify right side
    12,646,820.96x = 86,533,035,108,288.77
  5. Step 5: Solve for x
    x = 86,533,035,108,288.77/12,646,820.96
  6. Step 6: Final answer
    x = 6,842,275.65

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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.