Home / 14,374,111.28-19,836,170.90-7,847,740.55

Finding the Fourth Proportional to 14,374,111.28, 19,836,170.90 and 7,847,740.55

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Solution

The fourth proportional to 14,374,111.28, 19,836,170.90 and 7,847,740.55 is: 10,829,825.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,374,111.28 : 19,836,170.90 = 7,847,740.55 : x
  2. Step 2: Convert to fraction form
    14,374,111.28/19,836,170.90 = 7,847,740.55/x
  3. Step 3: Cross multiply
    14,374,111.28x = 19,836,170.90 × 7,847,740.55
  4. Step 4: Simplify right side
    14,374,111.28x = 155,669,122,684,757.88
  5. Step 5: Solve for x
    x = 155,669,122,684,757.88/14,374,111.28
  6. Step 6: Final answer
    x = 10,829,825.90

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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.