Home / 30,369,013.12-41,871,222.36-25,346,972.20

Finding the Fourth Proportional to 30,369,013.12, 41,871,222.36 and 25,346,972.20

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Solution

The fourth proportional to 30,369,013.12, 41,871,222.36 and 25,346,972.20 is: 34,947,092.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,369,013.12 : 41,871,222.36 = 25,346,972.20 : x
  2. Step 2: Convert to fraction form
    30,369,013.12/41,871,222.36 = 25,346,972.20/x
  3. Step 3: Cross multiply
    30,369,013.12x = 41,871,222.36 × 25,346,972.20
  4. Step 4: Simplify right side
    30,369,013.12x = 1,061,308,709,138,938.38
  5. Step 5: Solve for x
    x = 1,061,308,709,138,938.38/30,369,013.12
  6. Step 6: Final answer
    x = 34,947,092.45

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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.