Home / 12,902,726.16-19,354,508.40-3,804,060.72

Finding the Fourth Proportional to 12,902,726.16, 19,354,508.40 and 3,804,060.72

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Solution

The fourth proportional to 12,902,726.16, 19,354,508.40 and 3,804,060.72 is: 5,706,214.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,902,726.16 : 19,354,508.40 = 3,804,060.72 : x
  2. Step 2: Convert to fraction form
    12,902,726.16/19,354,508.40 = 3,804,060.72/x
  3. Step 3: Cross multiply
    12,902,726.16x = 19,354,508.40 × 3,804,060.72
  4. Step 4: Simplify right side
    12,902,726.16x = 73,625,725,159,350.05
  5. Step 5: Solve for x
    x = 73,625,725,159,350.05/12,902,726.16
  6. Step 6: Final answer
    x = 5,706,214.66

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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.