Home / 6,818,260.96-9,409,731.28-3,918,663.52

Finding the Fourth Proportional to 6,818,260.96, 9,409,731.28 and 3,918,663.52

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Solution

The fourth proportional to 6,818,260.96, 9,409,731.28 and 3,918,663.52 is: 5,408,060.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,818,260.96 : 9,409,731.28 = 3,918,663.52 : x
  2. Step 2: Convert to fraction form
    6,818,260.96/9,409,731.28 = 3,918,663.52/x
  3. Step 3: Cross multiply
    6,818,260.96x = 9,409,731.28 × 3,918,663.52
  4. Step 4: Simplify right side
    6,818,260.96x = 36,873,570,699,938.91
  5. Step 5: Solve for x
    x = 36,873,570,699,938.91/6,818,260.96
  6. Step 6: Final answer
    x = 5,408,060.93

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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.