Home / 13,291,212.40-19,936,818.60-10,062,708.32

Finding the Fourth Proportional to 13,291,212.40, 19,936,818.60 and 10,062,708.32

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Solution

The fourth proportional to 13,291,212.40, 19,936,818.60 and 10,062,708.32 is: 15,094,062.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,291,212.40 : 19,936,818.60 = 10,062,708.32 : x
  2. Step 2: Convert to fraction form
    13,291,212.40/19,936,818.60 = 10,062,708.32/x
  3. Step 3: Cross multiply
    13,291,212.40x = 19,936,818.60 × 10,062,708.32
  4. Step 4: Simplify right side
    13,291,212.40x = 200,618,390,400,550.78
  5. Step 5: Solve for x
    x = 200,618,390,400,550.78/13,291,212.40
  6. Step 6: Final answer
    x = 15,094,062.48

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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.