Home / 6,367,419.10-9,551,128.65-1,818,459.10

Finding the Fourth Proportional to 6,367,419.10, 9,551,128.65 and 1,818,459.10

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Solution

The fourth proportional to 6,367,419.10, 9,551,128.65 and 1,818,459.10 is: 2,727,688.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,367,419.10 : 9,551,128.65 = 1,818,459.10 : x
  2. Step 2: Convert to fraction form
    6,367,419.10/9,551,128.65 = 1,818,459.10/x
  3. Step 3: Cross multiply
    6,367,419.10x = 9,551,128.65 × 1,818,459.10
  4. Step 4: Simplify right side
    6,367,419.10x = 17,368,336,808,863.22
  5. Step 5: Solve for x
    x = 17,368,336,808,863.22/6,367,419.10
  6. Step 6: Final answer
    x = 2,727,688.65

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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.