Home / 10,431,036.55-15,646,554.83-6,651,900.55

Finding the Fourth Proportional to 10,431,036.55, 15,646,554.83 and 6,651,900.55

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Solution

The fourth proportional to 10,431,036.55, 15,646,554.83 and 6,651,900.55 is: 9,977,850.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,431,036.55 : 15,646,554.83 = 6,651,900.55 : x
  2. Step 2: Convert to fraction form
    10,431,036.55/15,646,554.83 = 6,651,900.55/x
  3. Step 3: Cross multiply
    10,431,036.55x = 15,646,554.83 × 6,651,900.55
  4. Step 4: Simplify right side
    10,431,036.55x = 104,079,326,646,022.64
  5. Step 5: Solve for x
    x = 104,079,326,646,022.64/10,431,036.55
  6. Step 6: Final answer
    x = 9,977,850.83

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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.