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Finding the Fourth Proportional to 15,695,594.70, 21,923,444.10 and 15,695,594.70

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Solution

The fourth proportional to 15,695,594.70, 21,923,444.10 and 15,695,594.70 is: 21,923,444.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,695,594.70 : 21,923,444.10 = 15,695,594.70 : x
  2. Step 2: Convert to fraction form
    15,695,594.70/21,923,444.10 = 15,695,594.70/x
  3. Step 3: Cross multiply
    15,695,594.70x = 21,923,444.10 × 15,695,594.70
  4. Step 4: Simplify right side
    15,695,594.70x = 344,101,493,021,706.25
  5. Step 5: Solve for x
    x = 344,101,493,021,706.25/15,695,594.70
  6. Step 6: Final answer
    x = 21,923,444.10

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.