Home / 25,014,031.21-34,540,906.40-15,737,064.22

Finding the Fourth Proportional to 25,014,031.21, 34,540,906.40 and 15,737,064.22

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Solution

The fourth proportional to 25,014,031.21, 34,540,906.40 and 15,737,064.22 is: 21,730,702.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,014,031.21 : 34,540,906.40 = 15,737,064.22 : x
  2. Step 2: Convert to fraction form
    25,014,031.21/34,540,906.40 = 15,737,064.22/x
  3. Step 3: Cross multiply
    25,014,031.21x = 34,540,906.40 × 15,737,064.22
  4. Step 4: Simplify right side
    25,014,031.21x = 543,572,462,233,809
  5. Step 5: Solve for x
    x = 543,572,462,233,809/25,014,031.21
  6. Step 6: Final answer
    x = 21,730,702.17

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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.