Home / 20,038,605.19-27,653,328.62-10,871,247.94

Finding the Fourth Proportional to 20,038,605.19, 27,653,328.62 and 10,871,247.94

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Solution

The fourth proportional to 20,038,605.19, 27,653,328.62 and 10,871,247.94 is: 15,002,351.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,038,605.19 : 27,653,328.62 = 10,871,247.94 : x
  2. Step 2: Convert to fraction form
    20,038,605.19/27,653,328.62 = 10,871,247.94/x
  3. Step 3: Cross multiply
    20,038,605.19x = 27,653,328.62 × 10,871,247.94
  4. Step 4: Simplify right side
    20,038,605.19x = 300,626,191,711,595.62
  5. Step 5: Solve for x
    x = 300,626,191,711,595.62/20,038,605.19
  6. Step 6: Final answer
    x = 15,002,351.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.