Home / 65,379,908.86-90,224,269.95-37,893,780.34

Finding the Fourth Proportional to 65,379,908.86, 90,224,269.95 and 37,893,780.34

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Solution

The fourth proportional to 65,379,908.86, 90,224,269.95 and 37,893,780.34 is: 52,293,414.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,379,908.86 : 90,224,269.95 = 37,893,780.34 : x
  2. Step 2: Convert to fraction form
    65,379,908.86/90,224,269.95 = 37,893,780.34/x
  3. Step 3: Cross multiply
    65,379,908.86x = 90,224,269.95 × 37,893,780.34
  4. Step 4: Simplify right side
    65,379,908.86x = 3,418,938,666,822,163
  5. Step 5: Solve for x
    x = 3,418,938,666,822,163/65,379,908.86
  6. Step 6: Final answer
    x = 52,293,414.39

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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.