Home / 11,370,036.39-15,692,250.45-7,238,747.83

Finding the Fourth Proportional to 11,370,036.39, 15,692,250.45 and 7,238,747.83

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Solution

The fourth proportional to 11,370,036.39, 15,692,250.45 and 7,238,747.83 is: 9,990,490.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,370,036.39 : 15,692,250.45 = 7,238,747.83 : x
  2. Step 2: Convert to fraction form
    11,370,036.39/15,692,250.45 = 7,238,747.83/x
  3. Step 3: Cross multiply
    11,370,036.39x = 15,692,250.45 × 7,238,747.83
  4. Step 4: Simplify right side
    11,370,036.39x = 113,592,243,892,754.02
  5. Step 5: Solve for x
    x = 113,592,243,892,754.02/11,370,036.39
  6. Step 6: Final answer
    x = 9,990,490.79

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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.