Home / 30,036,161.25-45,058,737.99-10,871,402.28

Finding the Fourth Proportional to 30,036,161.25, 45,058,737.99 and 10,871,402.28

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Solution

The fourth proportional to 30,036,161.25, 45,058,737.99 and 10,871,402.28 is: 16,308,730.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,036,161.25 : 45,058,737.99 = 10,871,402.28 : x
  2. Step 2: Convert to fraction form
    30,036,161.25/45,058,737.99 = 10,871,402.28/x
  3. Step 3: Cross multiply
    30,036,161.25x = 45,058,737.99 × 10,871,402.28
  4. Step 4: Simplify right side
    30,036,161.25x = 489,851,666,918,408.62
  5. Step 5: Solve for x
    x = 489,851,666,918,408.62/30,036,161.25
  6. Step 6: Final answer
    x = 16,308,730.76

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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.