Home / 7,244,971.40-10,867,457.10-5,119,207.40

Finding the Fourth Proportional to 7,244,971.40, 10,867,457.10 and 5,119,207.40

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Solution

The fourth proportional to 7,244,971.40, 10,867,457.10 and 5,119,207.40 is: 7,678,811.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,244,971.40 : 10,867,457.10 = 5,119,207.40 : x
  2. Step 2: Convert to fraction form
    7,244,971.40/10,867,457.10 = 5,119,207.40/x
  3. Step 3: Cross multiply
    7,244,971.40x = 10,867,457.10 × 5,119,207.40
  4. Step 4: Simplify right side
    7,244,971.40x = 55,632,766,805,502.54
  5. Step 5: Solve for x
    x = 55,632,766,805,502.54/7,244,971.40
  6. Step 6: Final answer
    x = 7,678,811.10

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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.