Home / 7,112,201.76-9,814,899.60-4,056,570.72

Finding the Fourth Proportional to 7,112,201.76, 9,814,899.60 and 4,056,570.72

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Solution

The fourth proportional to 7,112,201.76, 9,814,899.60 and 4,056,570.72 is: 5,598,102.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,112,201.76 : 9,814,899.60 = 4,056,570.72 : x
  2. Step 2: Convert to fraction form
    7,112,201.76/9,814,899.60 = 4,056,570.72/x
  3. Step 3: Cross multiply
    7,112,201.76x = 9,814,899.60 × 4,056,570.72
  4. Step 4: Simplify right side
    7,112,201.76x = 39,814,834,337,099.71
  5. Step 5: Solve for x
    x = 39,814,834,337,099.71/7,112,201.76
  6. Step 6: Final answer
    x = 5,598,102.48

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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.