Home / 19,440,129.60-29,146,197.60-10,923,076.80

Finding the Fourth Proportional to 19,440,129.60, 29,146,197.60 and 10,923,076.80

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Solution

The fourth proportional to 19,440,129.60, 29,146,197.60 and 10,923,076.80 is: 16,376,750.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,440,129.60 : 29,146,197.60 = 10,923,076.80 : x
  2. Step 2: Convert to fraction form
    19,440,129.60/29,146,197.60 = 10,923,076.80/x
  3. Step 3: Cross multiply
    19,440,129.60x = 29,146,197.60 × 10,923,076.80
  4. Step 4: Simplify right side
    19,440,129.60x = 318,366,154,812,775.69
  5. Step 5: Solve for x
    x = 318,366,154,812,775.69/19,440,129.60
  6. Step 6: Final answer
    x = 16,376,750.64

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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.