Home / 19,815,662.70-29,695,500.45-14,657,841.90

Finding the Fourth Proportional to 19,815,662.70, 29,695,500.45 and 14,657,841.90

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Solution

The fourth proportional to 19,815,662.70, 29,695,500.45 and 14,657,841.90 is: 21,966,055.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,815,662.70 : 29,695,500.45 = 14,657,841.90 : x
  2. Step 2: Convert to fraction form
    19,815,662.70/29,695,500.45 = 14,657,841.90/x
  3. Step 3: Cross multiply
    19,815,662.70x = 29,695,500.45 × 14,657,841.90
  4. Step 4: Simplify right side
    19,815,662.70x = 435,271,950,737,478.88
  5. Step 5: Solve for x
    x = 435,271,950,737,478.88/19,815,662.70
  6. Step 6: Final answer
    x = 21,966,055.71

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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.