Home / 9,971,600.40-14,957,400.60-5,188,631.40

Finding the Fourth Proportional to 9,971,600.40, 14,957,400.60 and 5,188,631.40

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Solution

The fourth proportional to 9,971,600.40, 14,957,400.60 and 5,188,631.40 is: 7,782,947.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,971,600.40 : 14,957,400.60 = 5,188,631.40 : x
  2. Step 2: Convert to fraction form
    9,971,600.40/14,957,400.60 = 5,188,631.40/x
  3. Step 3: Cross multiply
    9,971,600.40x = 14,957,400.60 × 5,188,631.40
  4. Step 4: Simplify right side
    9,971,600.40x = 77,608,438,415,538.84
  5. Step 5: Solve for x
    x = 77,608,438,415,538.84/9,971,600.40
  6. Step 6: Final answer
    x = 7,782,947.10

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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.