Home / 30,311,163.28-41,829,422.16-16,372,518.40

Finding the Fourth Proportional to 30,311,163.28, 41,829,422.16 and 16,372,518.40

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Solution

The fourth proportional to 30,311,163.28, 41,829,422.16 and 16,372,518.40 is: 22,594,084.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,311,163.28 : 41,829,422.16 = 16,372,518.40 : x
  2. Step 2: Convert to fraction form
    30,311,163.28/41,829,422.16 = 16,372,518.40/x
  3. Step 3: Cross multiply
    30,311,163.28x = 41,829,422.16 × 16,372,518.40
  4. Step 4: Simplify right side
    30,311,163.28x = 684,852,983,975,967.75
  5. Step 5: Solve for x
    x = 684,852,983,975,967.75/30,311,163.28
  6. Step 6: Final answer
    x = 22,594,084.48

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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.