Home / 8,415,884.66-12,596,011.95-7,659,624.40

Finding the Fourth Proportional to 8,415,884.66, 12,596,011.95 and 7,659,624.40

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Solution

The fourth proportional to 8,415,884.66, 12,596,011.95 and 7,659,624.40 is: 11,464,121.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,415,884.66 : 12,596,011.95 = 7,659,624.40 : x
  2. Step 2: Convert to fraction form
    8,415,884.66/12,596,011.95 = 7,659,624.40/x
  3. Step 3: Cross multiply
    8,415,884.66x = 12,596,011.95 × 7,659,624.40
  4. Step 4: Simplify right side
    8,415,884.66x = 96,480,720,373,633.39
  5. Step 5: Solve for x
    x = 96,480,720,373,633.39/8,415,884.66
  6. Step 6: Final answer
    x = 11,464,121.04

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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.