Home / 19,186,591.60-28,794,811.61-13,391,679.03

Finding the Fourth Proportional to 19,186,591.60, 28,794,811.61 and 13,391,679.03

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Solution

The fourth proportional to 19,186,591.60, 28,794,811.61 and 13,391,679.03 is: 20,097,935.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,186,591.60 : 28,794,811.61 = 13,391,679.03 : x
  2. Step 2: Convert to fraction form
    19,186,591.60/28,794,811.61 = 13,391,679.03/x
  3. Step 3: Cross multiply
    19,186,591.60x = 28,794,811.61 × 13,391,679.03
  4. Step 4: Simplify right side
    19,186,591.60x = 385,610,874,810,437.50
  5. Step 5: Solve for x
    x = 385,610,874,810,437.50/19,186,591.60
  6. Step 6: Final answer
    x = 20,097,935.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.