Home / 10,470,272.40-15,706,445.40-3,645,795.60

Finding the Fourth Proportional to 10,470,272.40, 15,706,445.40 and 3,645,795.60

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Solution

The fourth proportional to 10,470,272.40, 15,706,445.40 and 3,645,795.60 is: 5,469,054.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,470,272.40 : 15,706,445.40 = 3,645,795.60 : x
  2. Step 2: Convert to fraction form
    10,470,272.40/15,706,445.40 = 3,645,795.60/x
  3. Step 3: Cross multiply
    10,470,272.40x = 15,706,445.40 × 3,645,795.60
  4. Step 4: Simplify right side
    10,470,272.40x = 57,262,489,530,960.24
  5. Step 5: Solve for x
    x = 57,262,489,530,960.24/10,470,272.40
  6. Step 6: Final answer
    x = 5,469,054.42

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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.