Home / 7,851,009.12-11,776,499.10-2,460,072.48

Finding the Fourth Proportional to 7,851,009.12, 11,776,499.10 and 2,460,072.48

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Solution

The fourth proportional to 7,851,009.12, 11,776,499.10 and 2,460,072.48 is: 3,690,104.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,851,009.12 : 11,776,499.10 = 2,460,072.48 : x
  2. Step 2: Convert to fraction form
    7,851,009.12/11,776,499.10 = 2,460,072.48/x
  3. Step 3: Cross multiply
    7,851,009.12x = 11,776,499.10 × 2,460,072.48
  4. Step 4: Simplify right side
    7,851,009.12x = 28,971,041,346,654.77
  5. Step 5: Solve for x
    x = 28,971,041,346,654.77/7,851,009.12
  6. Step 6: Final answer
    x = 3,690,104.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.