Home / 8,305,227.60-12,457,841.40-4,890,008.40

Finding the Fourth Proportional to 8,305,227.60, 12,457,841.40 and 4,890,008.40

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Solution

The fourth proportional to 8,305,227.60, 12,457,841.40 and 4,890,008.40 is: 7,335,012.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,305,227.60 : 12,457,841.40 = 4,890,008.40 : x
  2. Step 2: Convert to fraction form
    8,305,227.60/12,457,841.40 = 4,890,008.40/x
  3. Step 3: Cross multiply
    8,305,227.60x = 12,457,841.40 × 4,890,008.40
  4. Step 4: Simplify right side
    8,305,227.60x = 60,918,949,091,867.77
  5. Step 5: Solve for x
    x = 60,918,949,091,867.77/8,305,227.60
  6. Step 6: Final answer
    x = 7,335,012.60

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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.