Home / 20,258,502.75-30,390,252.75-6,607,999.62

Finding the Fourth Proportional to 20,258,502.75, 30,390,252.75 and 6,607,999.62

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Solution

The fourth proportional to 20,258,502.75, 30,390,252.75 and 6,607,999.62 is: 9,912,814.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,258,502.75 : 30,390,252.75 = 6,607,999.62 : x
  2. Step 2: Convert to fraction form
    20,258,502.75/30,390,252.75 = 6,607,999.62/x
  3. Step 3: Cross multiply
    20,258,502.75x = 30,390,252.75 × 6,607,999.62
  4. Step 4: Simplify right side
    20,258,502.75x = 200,818,778,623,703.97
  5. Step 5: Solve for x
    x = 200,818,778,623,703.97/20,258,502.75
  6. Step 6: Final answer
    x = 9,912,814.44

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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.