Home / 19,092,123.72-26,346,625.90-10,390,109.49

Finding the Fourth Proportional to 19,092,123.72, 26,346,625.90 and 10,390,109.49

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Solution

The fourth proportional to 19,092,123.72, 26,346,625.90 and 10,390,109.49 is: 14,338,076.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,092,123.72 : 26,346,625.90 = 10,390,109.49 : x
  2. Step 2: Convert to fraction form
    19,092,123.72/26,346,625.90 = 10,390,109.49/x
  3. Step 3: Cross multiply
    19,092,123.72x = 26,346,625.90 × 10,390,109.49
  4. Step 4: Simplify right side
    19,092,123.72x = 273,744,327,793,069.78
  5. Step 5: Solve for x
    x = 273,744,327,793,069.78/19,092,123.72
  6. Step 6: Final answer
    x = 14,338,076.36

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1.5x scale

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.