Home / 6,926,513.40-10,400,267.70-5,330,878.20

Finding the Fourth Proportional to 6,926,513.40, 10,400,267.70 and 5,330,878.20

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Solution

The fourth proportional to 6,926,513.40, 10,400,267.70 and 5,330,878.20 is: 8,004,396.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,926,513.40 : 10,400,267.70 = 5,330,878.20 : x
  2. Step 2: Convert to fraction form
    6,926,513.40/10,400,267.70 = 5,330,878.20/x
  3. Step 3: Cross multiply
    6,926,513.40x = 10,400,267.70 × 5,330,878.20
  4. Step 4: Simplify right side
    6,926,513.40x = 55,442,560,356,094.14
  5. Step 5: Solve for x
    x = 55,442,560,356,094.14/6,926,513.40
  6. Step 6: Final answer
    x = 8,004,396.61

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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.