Home / 28,242,306.03-38,972,243.42-15,850,006.10

Finding the Fourth Proportional to 28,242,306.03, 38,972,243.42 and 15,850,006.10

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Solution

The fourth proportional to 28,242,306.03, 38,972,243.42 and 15,850,006.10 is: 21,871,808.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,242,306.03 : 38,972,243.42 = 15,850,006.10 : x
  2. Step 2: Convert to fraction form
    28,242,306.03/38,972,243.42 = 15,850,006.10/x
  3. Step 3: Cross multiply
    28,242,306.03x = 38,972,243.42 × 15,850,006.10
  4. Step 4: Simplify right side
    28,242,306.03x = 617,710,296,015,303
  5. Step 5: Solve for x
    x = 617,710,296,015,303/28,242,306.03
  6. Step 6: Final answer
    x = 21,871,808.03

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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.