Home / 22,149,459.40-33,217,968.30-7,008,032.20

Finding the Fourth Proportional to 22,149,459.40, 33,217,968.30 and 7,008,032.20

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Solution

The fourth proportional to 22,149,459.40, 33,217,968.30 and 7,008,032.20 is: 10,510,080.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,149,459.40 : 33,217,968.30 = 7,008,032.20 : x
  2. Step 2: Convert to fraction form
    22,149,459.40/33,217,968.30 = 7,008,032.20/x
  3. Step 3: Cross multiply
    22,149,459.40x = 33,217,968.30 × 7,008,032.20
  4. Step 4: Simplify right side
    22,149,459.40x = 232,792,591,464,979.28
  5. Step 5: Solve for x
    x = 232,792,591,464,979.28/22,149,459.40
  6. Step 6: Final answer
    x = 10,510,080.05

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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.