Home / 28,346,573.10-39,118,260.51-15,469,517.10

Finding the Fourth Proportional to 28,346,573.10, 39,118,260.51 and 15,469,517.10

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Solution

The fourth proportional to 28,346,573.10, 39,118,260.51 and 15,469,517.10 is: 21,347,927.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,346,573.10 : 39,118,260.51 = 15,469,517.10 : x
  2. Step 2: Convert to fraction form
    28,346,573.10/39,118,260.51 = 15,469,517.10/x
  3. Step 3: Cross multiply
    28,346,573.10x = 39,118,260.51 × 15,469,517.10
  4. Step 4: Simplify right side
    28,346,573.10x = 605,140,599,881,699.62
  5. Step 5: Solve for x
    x = 605,140,599,881,699.62/28,346,573.10
  6. Step 6: Final answer
    x = 21,347,927.94

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1.5x scale

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.