Home / 12,432,849.93-17,157,074.40-6,926,217.21

Finding the Fourth Proportional to 12,432,849.93, 17,157,074.40 and 6,926,217.21

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Solution

The fourth proportional to 12,432,849.93, 17,157,074.40 and 6,926,217.21 is: 9,558,035.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,432,849.93 : 17,157,074.40 = 6,926,217.21 : x
  2. Step 2: Convert to fraction form
    12,432,849.93/17,157,074.40 = 6,926,217.21/x
  3. Step 3: Cross multiply
    12,432,849.93x = 17,157,074.40 × 6,926,217.21
  4. Step 4: Simplify right side
    12,432,849.93x = 118,833,623,982,530.41
  5. Step 5: Solve for x
    x = 118,833,623,982,530.41/12,432,849.93
  6. Step 6: Final answer
    x = 9,558,035.74

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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.