Home / 8,769,986.10-13,154,979.15-4,291,010.10

Finding the Fourth Proportional to 8,769,986.10, 13,154,979.15 and 4,291,010.10

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Solution

The fourth proportional to 8,769,986.10, 13,154,979.15 and 4,291,010.10 is: 6,436,515.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,769,986.10 : 13,154,979.15 = 4,291,010.10 : x
  2. Step 2: Convert to fraction form
    8,769,986.10/13,154,979.15 = 4,291,010.10/x
  3. Step 3: Cross multiply
    8,769,986.10x = 13,154,979.15 × 4,291,010.10
  4. Step 4: Simplify right side
    8,769,986.10x = 56,448,148,397,939.41
  5. Step 5: Solve for x
    x = 56,448,148,397,939.41/8,769,986.10
  6. Step 6: Final answer
    x = 6,436,515.15

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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.