Home / 14,355,007.20-19,798,712.82-9,198,848.52

Finding the Fourth Proportional to 14,355,007.20, 19,798,712.82 and 9,198,848.52

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Solution

The fourth proportional to 14,355,007.20, 19,798,712.82 and 9,198,848.52 is: 12,687,235.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,355,007.20 : 19,798,712.82 = 9,198,848.52 : x
  2. Step 2: Convert to fraction form
    14,355,007.20/19,798,712.82 = 9,198,848.52/x
  3. Step 3: Cross multiply
    14,355,007.20x = 19,798,712.82 × 9,198,848.52
  4. Step 4: Simplify right side
    14,355,007.20x = 182,125,360,122,162.03
  5. Step 5: Solve for x
    x = 182,125,360,122,162.03/14,355,007.20
  6. Step 6: Final answer
    x = 12,687,235.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.