Home / 18,352,109.45-27,528,066.98-4,705,229.45

Finding the Fourth Proportional to 18,352,109.45, 27,528,066.98 and 4,705,229.45

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Solution

The fourth proportional to 18,352,109.45, 27,528,066.98 and 4,705,229.45 is: 7,057,819.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,352,109.45 : 27,528,066.98 = 4,705,229.45 : x
  2. Step 2: Convert to fraction form
    18,352,109.45/27,528,066.98 = 4,705,229.45/x
  3. Step 3: Cross multiply
    18,352,109.45x = 27,528,066.98 × 4,705,229.45
  4. Step 4: Simplify right side
    18,352,109.45x = 129,525,871,432,342.42
  5. Step 5: Solve for x
    x = 129,525,871,432,342.42/18,352,109.45
  6. Step 6: Final answer
    x = 7,057,819.25

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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.