Home / 19,476,572.70-26,872,841.42-12,592,771.50

Finding the Fourth Proportional to 19,476,572.70, 26,872,841.42 and 12,592,771.50

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Solution

The fourth proportional to 19,476,572.70, 26,872,841.42 and 12,592,771.50 is: 17,374,902.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,476,572.70 : 26,872,841.42 = 12,592,771.50 : x
  2. Step 2: Convert to fraction form
    19,476,572.70/26,872,841.42 = 12,592,771.50/x
  3. Step 3: Cross multiply
    19,476,572.70x = 26,872,841.42 × 12,592,771.50
  4. Step 4: Simplify right side
    19,476,572.70x = 338,403,551,557,795.56
  5. Step 5: Solve for x
    x = 338,403,551,557,795.56/19,476,572.70
  6. Step 6: Final answer
    x = 17,374,902.49

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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.