Home / 13,149,635.60-19,724,453.40-9,960,989.60

Finding the Fourth Proportional to 13,149,635.60, 19,724,453.40 and 9,960,989.60

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Solution

The fourth proportional to 13,149,635.60, 19,724,453.40 and 9,960,989.60 is: 14,941,484.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,149,635.60 : 19,724,453.40 = 9,960,989.60 : x
  2. Step 2: Convert to fraction form
    13,149,635.60/19,724,453.40 = 9,960,989.60/x
  3. Step 3: Cross multiply
    13,149,635.60x = 19,724,453.40 × 9,960,989.60
  4. Step 4: Simplify right side
    13,149,635.60x = 196,475,075,183,084.62
  5. Step 5: Solve for x
    x = 196,475,075,183,084.62/13,149,635.60
  6. Step 6: Final answer
    x = 14,941,484.40

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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.