Home / 13,487,561.49-20,226,016.89-5,399,029.47

Finding the Fourth Proportional to 13,487,561.49, 20,226,016.89 and 5,399,029.47

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Solution

The fourth proportional to 13,487,561.49, 20,226,016.89 and 5,399,029.47 is: 8,096,412.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,487,561.49 : 20,226,016.89 = 5,399,029.47 : x
  2. Step 2: Convert to fraction form
    13,487,561.49/20,226,016.89 = 5,399,029.47/x
  3. Step 3: Cross multiply
    13,487,561.49x = 20,226,016.89 × 5,399,029.47
  4. Step 4: Simplify right side
    13,487,561.49x = 109,200,861,249,827.75
  5. Step 5: Solve for x
    x = 109,200,861,249,827.75/13,487,561.49
  6. Step 6: Final answer
    x = 8,096,412.49

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1.5x scale

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.