Home / 12,374,956.45-17,077,621.86-6,868,684.58

Finding the Fourth Proportional to 12,374,956.45, 17,077,621.86 and 6,868,684.58

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Solution

The fourth proportional to 12,374,956.45, 17,077,621.86 and 6,868,684.58 is: 9,478,885.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,374,956.45 : 17,077,621.86 = 6,868,684.58 : x
  2. Step 2: Convert to fraction form
    12,374,956.45/17,077,621.86 = 6,868,684.58/x
  3. Step 3: Cross multiply
    12,374,956.45x = 17,077,621.86 × 6,868,684.58
  4. Step 4: Simplify right side
    12,374,956.45x = 117,300,797,898,509.50
  5. Step 5: Solve for x
    x = 117,300,797,898,509.50/12,374,956.45
  6. Step 6: Final answer
    x = 9,478,885.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.