Home / 5,354,851.71-7,389,823.79-2,907,565.90

Finding the Fourth Proportional to 5,354,851.71, 7,389,823.79 and 2,907,565.90

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Solution

The fourth proportional to 5,354,851.71, 7,389,823.79 and 2,907,565.90 is: 4,012,510.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,354,851.71 : 7,389,823.79 = 2,907,565.90 : x
  2. Step 2: Convert to fraction form
    5,354,851.71/7,389,823.79 = 2,907,565.90/x
  3. Step 3: Cross multiply
    5,354,851.71x = 7,389,823.79 × 2,907,565.90
  4. Step 4: Simplify right side
    5,354,851.71x = 21,486,399,675,318.96
  5. Step 5: Solve for x
    x = 21,486,399,675,318.96/5,354,851.71
  6. Step 6: Final answer
    x = 4,012,510.68

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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.