Home / 6,865,613.80-10,298,420.70-5,276,199.40

Finding the Fourth Proportional to 6,865,613.80, 10,298,420.70 and 5,276,199.40

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Solution

The fourth proportional to 6,865,613.80, 10,298,420.70 and 5,276,199.40 is: 7,914,299.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,865,613.80 : 10,298,420.70 = 5,276,199.40 : x
  2. Step 2: Convert to fraction form
    6,865,613.80/10,298,420.70 = 5,276,199.40/x
  3. Step 3: Cross multiply
    6,865,613.80x = 10,298,420.70 × 5,276,199.40
  4. Step 4: Simplify right side
    6,865,613.80x = 54,336,521,118,287.58
  5. Step 5: Solve for x
    x = 54,336,521,118,287.58/6,865,613.80
  6. Step 6: Final answer
    x = 7,914,299.10

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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.