Home / 45,749,915.20-68,624,872.80-15,457,340.80

Finding the Fourth Proportional to 45,749,915.20, 68,624,872.80 and 15,457,340.80

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Solution

The fourth proportional to 45,749,915.20, 68,624,872.80 and 15,457,340.80 is: 23,186,011.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,749,915.20 : 68,624,872.80 = 15,457,340.80 : x
  2. Step 2: Convert to fraction form
    45,749,915.20/68,624,872.80 = 15,457,340.80/x
  3. Step 3: Cross multiply
    45,749,915.20x = 68,624,872.80 × 15,457,340.80
  4. Step 4: Simplify right side
    45,749,915.20x = 1,060,758,046,226,250.25
  5. Step 5: Solve for x
    x = 1,060,758,046,226,250.25/45,749,915.20
  6. Step 6: Final answer
    x = 23,186,011.20

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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.