Home / 11,518,548.65-15,895,502.63-6,291,560.13

Finding the Fourth Proportional to 11,518,548.65, 15,895,502.63 and 6,291,560.13

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Solution

The fourth proportional to 11,518,548.65, 15,895,502.63 and 6,291,560.13 is: 8,682,301.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,518,548.65 : 15,895,502.63 = 6,291,560.13 : x
  2. Step 2: Convert to fraction form
    11,518,548.65/15,895,502.63 = 6,291,560.13/x
  3. Step 3: Cross multiply
    11,518,548.65x = 15,895,502.63 × 6,291,560.13
  4. Step 4: Simplify right side
    11,518,548.65x = 100,007,510,561,760.34
  5. Step 5: Solve for x
    x = 100,007,510,561,760.34/11,518,548.65
  6. Step 6: Final answer
    x = 8,682,301.36

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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.