Home / 9,085,080.21-12,539,350.92-5,219,732.67

Finding the Fourth Proportional to 9,085,080.21, 12,539,350.92 and 5,219,732.67

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Solution

The fourth proportional to 9,085,080.21, 12,539,350.92 and 5,219,732.67 is: 7,204,345.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,085,080.21 : 12,539,350.92 = 5,219,732.67 : x
  2. Step 2: Convert to fraction form
    9,085,080.21/12,539,350.92 = 5,219,732.67/x
  3. Step 3: Cross multiply
    9,085,080.21x = 12,539,350.92 × 5,219,732.67
  4. Step 4: Simplify right side
    9,085,080.21x = 65,452,059,657,718.55
  5. Step 5: Solve for x
    x = 65,452,059,657,718.55/9,085,080.21
  6. Step 6: Final answer
    x = 7,204,345.82

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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.