Home / 74,311,971.89-102,550,758.82-41,272,215.05

Finding the Fourth Proportional to 74,311,971.89, 102,550,758.82 and 41,272,215.05

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Solution

The fourth proportional to 74,311,971.89, 102,550,758.82 and 41,272,215.05 is: 56,955,788.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,311,971.89 : 102,550,758.82 = 41,272,215.05 : x
  2. Step 2: Convert to fraction form
    74,311,971.89/102,550,758.82 = 41,272,215.05/x
  3. Step 3: Cross multiply
    74,311,971.89x = 102,550,758.82 × 41,272,215.05
  4. Step 4: Simplify right side
    74,311,971.89x = 4,232,496,971,712,920.50
  5. Step 5: Solve for x
    x = 4,232,496,971,712,920.50/74,311,971.89
  6. Step 6: Final answer
    x = 56,955,788.74

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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.