Home / 47,114,915.20-70,619,884.80-18,351,491.20

Finding the Fourth Proportional to 47,114,915.20, 70,619,884.80 and 18,351,491.20

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Solution

The fourth proportional to 47,114,915.20, 70,619,884.80 and 18,351,491.20 is: 27,506,792.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,114,915.20 : 70,619,884.80 = 18,351,491.20 : x
  2. Step 2: Convert to fraction form
    47,114,915.20/70,619,884.80 = 18,351,491.20/x
  3. Step 3: Cross multiply
    47,114,915.20x = 70,619,884.80 × 18,351,491.20
  4. Step 4: Simplify right side
    47,114,915.20x = 1,295,980,194,452,213.75
  5. Step 5: Solve for x
    x = 1,295,980,194,452,213.75/47,114,915.20
  6. Step 6: Final answer
    x = 27,506,792.47

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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.