Home / 37,431,947.20-56,147,920.80-10,505,603.20

Finding the Fourth Proportional to 37,431,947.20, 56,147,920.80 and 10,505,603.20

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Solution

The fourth proportional to 37,431,947.20, 56,147,920.80 and 10,505,603.20 is: 15,758,404.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,431,947.20 : 56,147,920.80 = 10,505,603.20 : x
  2. Step 2: Convert to fraction form
    37,431,947.20/56,147,920.80 = 10,505,603.20/x
  3. Step 3: Cross multiply
    37,431,947.20x = 56,147,920.80 × 10,505,603.20
  4. Step 4: Simplify right side
    37,431,947.20x = 589,867,776,429,826.50
  5. Step 5: Solve for x
    x = 589,867,776,429,826.50/37,431,947.20
  6. Step 6: Final answer
    x = 15,758,404.80

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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.