Home / 15,775,847.40-23,656,772.70-7,258,794.60

Finding the Fourth Proportional to 15,775,847.40, 23,656,772.70 and 7,258,794.60

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Solution

The fourth proportional to 15,775,847.40, 23,656,772.70 and 7,258,794.60 is: 10,884,971.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,775,847.40 : 23,656,772.70 = 7,258,794.60 : x
  2. Step 2: Convert to fraction form
    15,775,847.40/23,656,772.70 = 7,258,794.60/x
  3. Step 3: Cross multiply
    15,775,847.40x = 23,656,772.70 × 7,258,794.60
  4. Step 4: Simplify right side
    15,775,847.40x = 171,719,653,928,187.41
  5. Step 5: Solve for x
    x = 171,719,653,928,187.41/15,775,847.40
  6. Step 6: Final answer
    x = 10,884,971.79

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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.