Home / 8,256,218.40-12,384,327.60-7,033,904.10

Finding the Fourth Proportional to 8,256,218.40, 12,384,327.60 and 7,033,904.10

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Solution

The fourth proportional to 8,256,218.40, 12,384,327.60 and 7,033,904.10 is: 10,550,856.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,256,218.40 : 12,384,327.60 = 7,033,904.10 : x
  2. Step 2: Convert to fraction form
    8,256,218.40/12,384,327.60 = 7,033,904.10/x
  3. Step 3: Cross multiply
    8,256,218.40x = 12,384,327.60 × 7,033,904.10
  4. Step 4: Simplify right side
    8,256,218.40x = 87,110,172,681,383.16
  5. Step 5: Solve for x
    x = 87,110,172,681,383.16/8,256,218.40
  6. Step 6: Final answer
    x = 10,550,856.15

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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.