Home / 19,890,726.18-29,833,133.13-5,512,294.86

Finding the Fourth Proportional to 19,890,726.18, 29,833,133.13 and 5,512,294.86

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Solution

The fourth proportional to 19,890,726.18, 29,833,133.13 and 5,512,294.86 is: 8,267,623.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,890,726.18 : 29,833,133.13 = 5,512,294.86 : x
  2. Step 2: Convert to fraction form
    19,890,726.18/29,833,133.13 = 5,512,294.86/x
  3. Step 3: Cross multiply
    19,890,726.18x = 29,833,133.13 × 5,512,294.86
  4. Step 4: Simplify right side
    19,890,726.18x = 164,449,026,410,194.72
  5. Step 5: Solve for x
    x = 164,449,026,410,194.72/19,890,726.18
  6. Step 6: Final answer
    x = 8,267,623.06

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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.