Home / 8,795,637.76-12,137,971.95-4,928,186.56

Finding the Fourth Proportional to 8,795,637.76, 12,137,971.95 and 4,928,186.56

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Solution

The fourth proportional to 8,795,637.76, 12,137,971.95 and 4,928,186.56 is: 6,800,892.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,795,637.76 : 12,137,971.95 = 4,928,186.56 : x
  2. Step 2: Convert to fraction form
    8,795,637.76/12,137,971.95 = 4,928,186.56/x
  3. Step 3: Cross multiply
    8,795,637.76x = 12,137,971.95 × 4,928,186.56
  4. Step 4: Simplify right side
    8,795,637.76x = 59,818,190,229,646.98
  5. Step 5: Solve for x
    x = 59,818,190,229,646.98/8,795,637.76
  6. Step 6: Final answer
    x = 6,800,892.88

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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.