Home / 9,840,934.10-13,580,494.83-5,490,020.42

Finding the Fourth Proportional to 9,840,934.10, 13,580,494.83 and 5,490,020.42

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Solution

The fourth proportional to 9,840,934.10, 13,580,494.83 and 5,490,020.42 is: 7,576,231.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,840,934.10 : 13,580,494.83 = 5,490,020.42 : x
  2. Step 2: Convert to fraction form
    9,840,934.10/13,580,494.83 = 5,490,020.42/x
  3. Step 3: Cross multiply
    9,840,934.10x = 13,580,494.83 × 5,490,020.42
  4. Step 4: Simplify right side
    9,840,934.10x = 74,557,193,862,501.95
  5. Step 5: Solve for x
    x = 74,557,193,862,501.95/9,840,934.10
  6. Step 6: Final answer
    x = 7,576,231.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.