Home / 13,827,008.80-19,078,423.44-7,945,506.96

Finding the Fourth Proportional to 13,827,008.80, 19,078,423.44 and 7,945,506.96

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Solution

The fourth proportional to 13,827,008.80, 19,078,423.44 and 7,945,506.96 is: 10,963,162.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,827,008.80 : 19,078,423.44 = 7,945,506.96 : x
  2. Step 2: Convert to fraction form
    13,827,008.80/19,078,423.44 = 7,945,506.96/x
  3. Step 3: Cross multiply
    13,827,008.80x = 19,078,423.44 × 7,945,506.96
  4. Step 4: Simplify right side
    13,827,008.80x = 151,587,746,228,347.16
  5. Step 5: Solve for x
    x = 151,587,746,228,347.16/13,827,008.80
  6. Step 6: Final answer
    x = 10,963,162.63

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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.