Home / 12,071,682.16-18,107,528.16-2,973,956.74

Finding the Fourth Proportional to 12,071,682.16, 18,107,528.16 and 2,973,956.74

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Solution

The fourth proportional to 12,071,682.16, 18,107,528.16 and 2,973,956.74 is: 4,460,936.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,071,682.16 : 18,107,528.16 = 2,973,956.74 : x
  2. Step 2: Convert to fraction form
    12,071,682.16/18,107,528.16 = 2,973,956.74/x
  3. Step 3: Cross multiply
    12,071,682.16x = 18,107,528.16 × 2,973,956.74
  4. Step 4: Simplify right side
    12,071,682.16x = 53,851,005,416,171.80
  5. Step 5: Solve for x
    x = 53,851,005,416,171.80/12,071,682.16
  6. Step 6: Final answer
    x = 4,460,936.32

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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.