Home / 15,894,029.40-23,816,549.70-11,831,458.20

Finding the Fourth Proportional to 15,894,029.40, 23,816,549.70 and 11,831,458.20

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Solution

The fourth proportional to 15,894,029.40, 23,816,549.70 and 11,831,458.20 is: 17,728,953.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,894,029.40 : 23,816,549.70 = 11,831,458.20 : x
  2. Step 2: Convert to fraction form
    15,894,029.40/23,816,549.70 = 11,831,458.20/x
  3. Step 3: Cross multiply
    15,894,029.40x = 23,816,549.70 × 11,831,458.20
  4. Step 4: Simplify right side
    15,894,029.40x = 281,784,512,243,772.50
  5. Step 5: Solve for x
    x = 281,784,512,243,772.50/15,894,029.40
  6. Step 6: Final answer
    x = 17,728,953.76

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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.