Home / 7,114,956.42-9,818,594.82-3,851,747.40

Finding the Fourth Proportional to 7,114,956.42, 9,818,594.82 and 3,851,747.40

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Solution

The fourth proportional to 7,114,956.42, 9,818,594.82 and 3,851,747.40 is: 5,315,387.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,114,956.42 : 9,818,594.82 = 3,851,747.40 : x
  2. Step 2: Convert to fraction form
    7,114,956.42/9,818,594.82 = 3,851,747.40/x
  3. Step 3: Cross multiply
    7,114,956.42x = 9,818,594.82 × 3,851,747.40
  4. Step 4: Simplify right side
    7,114,956.42x = 37,818,747,069,588.47
  5. Step 5: Solve for x
    x = 37,818,747,069,588.47/7,114,956.42
  6. Step 6: Final answer
    x = 5,315,387.03

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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.