Home / 7,389,214.32-10,204,157.89-6,986,653.14

Finding the Fourth Proportional to 7,389,214.32, 10,204,157.89 and 6,986,653.14

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Solution

The fourth proportional to 7,389,214.32, 10,204,157.89 and 6,986,653.14 is: 9,648,239.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,389,214.32 : 10,204,157.89 = 6,986,653.14 : x
  2. Step 2: Convert to fraction form
    7,389,214.32/10,204,157.89 = 6,986,653.14/x
  3. Step 3: Cross multiply
    7,389,214.32x = 10,204,157.89 × 6,986,653.14
  4. Step 4: Simplify right side
    7,389,214.32x = 71,292,911,707,492.05
  5. Step 5: Solve for x
    x = 71,292,911,707,492.05/7,389,214.32
  6. Step 6: Final answer
    x = 9,648,239.81

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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.