Home / 19,577,145.48-27,017,228.28-13,395,158.68

Finding the Fourth Proportional to 19,577,145.48, 27,017,228.28 and 13,395,158.68

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Solution

The fourth proportional to 19,577,145.48, 27,017,228.28 and 13,395,158.68 is: 18,485,844.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,577,145.48 : 27,017,228.28 = 13,395,158.68 : x
  2. Step 2: Convert to fraction form
    19,577,145.48/27,017,228.28 = 13,395,158.68/x
  3. Step 3: Cross multiply
    19,577,145.48x = 27,017,228.28 × 13,395,158.68
  4. Step 4: Simplify right side
    19,577,145.48x = 361,900,059,904,383.50
  5. Step 5: Solve for x
    x = 361,900,059,904,383.50/19,577,145.48
  6. Step 6: Final answer
    x = 18,485,844.13

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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.