Home / 8,168,023.60-12,252,035.40-7,776,113.20

Finding the Fourth Proportional to 8,168,023.60, 12,252,035.40 and 7,776,113.20

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Solution

The fourth proportional to 8,168,023.60, 12,252,035.40 and 7,776,113.20 is: 11,664,169.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,168,023.60 : 12,252,035.40 = 7,776,113.20 : x
  2. Step 2: Convert to fraction form
    8,168,023.60/12,252,035.40 = 7,776,113.20/x
  3. Step 3: Cross multiply
    8,168,023.60x = 12,252,035.40 × 7,776,113.20
  4. Step 4: Simplify right side
    8,168,023.60x = 95,273,214,200,807.28
  5. Step 5: Solve for x
    x = 95,273,214,200,807.28/8,168,023.60
  6. Step 6: Final answer
    x = 11,664,169.80

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1.5x scale

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.