Home / 7,973,000.32-10,998,913.68-5,218,475.08

Finding the Fourth Proportional to 7,973,000.32, 10,998,913.68 and 5,218,475.08

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Solution

The fourth proportional to 7,973,000.32, 10,998,913.68 and 5,218,475.08 is: 7,198,990.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,973,000.32 : 10,998,913.68 = 5,218,475.08 : x
  2. Step 2: Convert to fraction form
    7,973,000.32/10,998,913.68 = 5,218,475.08/x
  3. Step 3: Cross multiply
    7,973,000.32x = 10,998,913.68 × 5,218,475.08
  4. Step 4: Simplify right side
    7,973,000.32x = 57,397,556,946,151.09
  5. Step 5: Solve for x
    x = 57,397,556,946,151.09/7,973,000.32
  6. Step 6: Final answer
    x = 7,198,990.92

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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.