Home / 60,012,763.20-90,008,661.60-16,871,724

Finding the Fourth Proportional to 60,012,763.20, 90,008,661.60 and 16,871,724

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Solution

The fourth proportional to 60,012,763.20, 90,008,661.60 and 16,871,724 is: 25,304,638.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,012,763.20 : 90,008,661.60 = 16,871,724 : x
  2. Step 2: Convert to fraction form
    60,012,763.20/90,008,661.60 = 16,871,724/x
  3. Step 3: Cross multiply
    60,012,763.20x = 90,008,661.60 × 16,871,724
  4. Step 4: Simplify right side
    60,012,763.20x = 1,518,601,296,124,598.25
  5. Step 5: Solve for x
    x = 1,518,601,296,124,598.25/60,012,763.20
  6. Step 6: Final answer
    x = 25,304,638.80

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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.