Home / 9,840,922.09-13,580,478.27-5,490,008.42

Finding the Fourth Proportional to 9,840,922.09, 13,580,478.27 and 5,490,008.42

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Solution

The fourth proportional to 9,840,922.09, 13,580,478.27 and 5,490,008.42 is: 7,576,214.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,840,922.09 : 13,580,478.27 = 5,490,008.42 : x
  2. Step 2: Convert to fraction form
    9,840,922.09/13,580,478.27 = 5,490,008.42/x
  3. Step 3: Cross multiply
    9,840,922.09x = 13,580,478.27 × 5,490,008.42
  4. Step 4: Simplify right side
    9,840,922.09x = 74,556,939,982,024.64
  5. Step 5: Solve for x
    x = 74,556,939,982,024.64/9,840,922.09
  6. Step 6: Final answer
    x = 7,576,214.84

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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.