Home / 19,425,400.20-29,146,265.10-10,439,454.60

Finding the Fourth Proportional to 19,425,400.20, 29,146,265.10 and 10,439,454.60

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Solution

The fourth proportional to 19,425,400.20, 29,146,265.10 and 10,439,454.60 is: 15,663,569.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,425,400.20 : 29,146,265.10 = 10,439,454.60 : x
  2. Step 2: Convert to fraction form
    19,425,400.20/29,146,265.10 = 10,439,454.60/x
  3. Step 3: Cross multiply
    19,425,400.20x = 29,146,265.10 × 10,439,454.60
  4. Step 4: Simplify right side
    19,425,400.20x = 304,271,111,271,014.44
  5. Step 5: Solve for x
    x = 304,271,111,271,014.44/19,425,400.20
  6. Step 6: Final answer
    x = 15,663,569.77

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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.