Home / 15,863,040.41-23,794,642.73-7,221,097.20

Finding the Fourth Proportional to 15,863,040.41, 23,794,642.73 and 7,221,097.20

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Solution

The fourth proportional to 15,863,040.41, 23,794,642.73 and 7,221,097.20 is: 10,831,683.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,863,040.41 : 23,794,642.73 = 7,221,097.20 : x
  2. Step 2: Convert to fraction form
    15,863,040.41/23,794,642.73 = 7,221,097.20/x
  3. Step 3: Cross multiply
    15,863,040.41x = 23,794,642.73 × 7,221,097.20
  4. Step 4: Simplify right side
    15,863,040.41x = 171,823,428,010,656.12
  5. Step 5: Solve for x
    x = 171,823,428,010,656.12/15,863,040.41
  6. Step 6: Final answer
    x = 10,831,683.18

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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.