Home / 8,396,037.40-12,594,056.10-6,716,421.40

Finding the Fourth Proportional to 8,396,037.40, 12,594,056.10 and 6,716,421.40

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Solution

The fourth proportional to 8,396,037.40, 12,594,056.10 and 6,716,421.40 is: 10,074,632.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,396,037.40 : 12,594,056.10 = 6,716,421.40 : x
  2. Step 2: Convert to fraction form
    8,396,037.40/12,594,056.10 = 6,716,421.40/x
  3. Step 3: Cross multiply
    8,396,037.40x = 12,594,056.10 × 6,716,421.40
  4. Step 4: Simplify right side
    8,396,037.40x = 84,586,987,902,840.55
  5. Step 5: Solve for x
    x = 84,586,987,902,840.55/8,396,037.40
  6. Step 6: Final answer
    x = 10,074,632.10

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Similar ratio
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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.