Home / 11,370,044.40-15,692,261.52-7,238,755.84

Finding the Fourth Proportional to 11,370,044.40, 15,692,261.52 and 7,238,755.84

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Solution

The fourth proportional to 11,370,044.40, 15,692,261.52 and 7,238,755.84 is: 9,990,501.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,370,044.40 : 15,692,261.52 = 7,238,755.84 : x
  2. Step 2: Convert to fraction form
    11,370,044.40/15,692,261.52 = 7,238,755.84/x
  3. Step 3: Cross multiply
    11,370,044.40x = 15,692,261.52 × 7,238,755.84
  4. Step 4: Simplify right side
    11,370,044.40x = 113,592,449,720,707.27
  5. Step 5: Solve for x
    x = 113,592,449,720,707.27/11,370,044.40
  6. Step 6: Final answer
    x = 9,990,501.86

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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.