Home / 12,801,088.77-19,201,652.59-5,228,054.52

Finding the Fourth Proportional to 12,801,088.77, 19,201,652.59 and 5,228,054.52

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Solution

The fourth proportional to 12,801,088.77, 19,201,652.59 and 5,228,054.52 is: 7,842,089.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,801,088.77 : 19,201,652.59 = 5,228,054.52 : x
  2. Step 2: Convert to fraction form
    12,801,088.77/19,201,652.59 = 5,228,054.52/x
  3. Step 3: Cross multiply
    12,801,088.77x = 19,201,652.59 × 5,228,054.52
  4. Step 4: Simplify right side
    12,801,088.77x = 100,387,286,614,619.20
  5. Step 5: Solve for x
    x = 100,387,286,614,619.20/12,801,088.77
  6. Step 6: Final answer
    x = 7,842,089.72

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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.