Home / 13,531,202.91-18,654,996-10,749,555.69

Finding the Fourth Proportional to 13,531,202.91, 18,654,996 and 10,749,555.69

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Solution

The fourth proportional to 13,531,202.91, 18,654,996 and 10,749,555.69 is: 14,820,036.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,531,202.91 : 18,654,996 = 10,749,555.69 : x
  2. Step 2: Convert to fraction form
    13,531,202.91/18,654,996 = 10,749,555.69/x
  3. Step 3: Cross multiply
    13,531,202.91x = 18,654,996 × 10,749,555.69
  4. Step 4: Simplify right side
    13,531,202.91x = 200,532,918,398,727.22
  5. Step 5: Solve for x
    x = 200,532,918,398,727.22/13,531,202.91
  6. Step 6: Final answer
    x = 14,820,036.31

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1.5x scale

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.