Home / 19,371,644.64-29,057,466.96-9,134,121.60

Finding the Fourth Proportional to 19,371,644.64, 29,057,466.96 and 9,134,121.60

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Solution

The fourth proportional to 19,371,644.64, 29,057,466.96 and 9,134,121.60 is: 13,701,182.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,371,644.64 : 29,057,466.96 = 9,134,121.60 : x
  2. Step 2: Convert to fraction form
    19,371,644.64/29,057,466.96 = 9,134,121.60/x
  3. Step 3: Cross multiply
    19,371,644.64x = 29,057,466.96 × 9,134,121.60
  4. Step 4: Simplify right side
    19,371,644.64x = 265,414,436,600,622.34
  5. Step 5: Solve for x
    x = 265,414,436,600,622.34/19,371,644.64
  6. Step 6: Final answer
    x = 13,701,182.40

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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.