Home / 9,381,053.42-12,946,072.92-5,250,981.86

Finding the Fourth Proportional to 9,381,053.42, 12,946,072.92 and 5,250,981.86

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Solution

The fourth proportional to 9,381,053.42, 12,946,072.92 and 5,250,981.86 is: 7,246,477.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,381,053.42 : 12,946,072.92 = 5,250,981.86 : x
  2. Step 2: Convert to fraction form
    9,381,053.42/12,946,072.92 = 5,250,981.86/x
  3. Step 3: Cross multiply
    9,381,053.42x = 12,946,072.92 × 5,250,981.86
  4. Step 4: Simplify right side
    9,381,053.42x = 67,979,594,061,157.23
  5. Step 5: Solve for x
    x = 67,979,594,061,157.23/9,381,053.42
  6. Step 6: Final answer
    x = 7,246,477.66

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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.