Home / 12,087,134.47-18,132,670.01-3,568,332.07

Finding the Fourth Proportional to 12,087,134.47, 18,132,670.01 and 3,568,332.07

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Solution

The fourth proportional to 12,087,134.47, 18,132,670.01 and 3,568,332.07 is: 5,353,079.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,087,134.47 : 18,132,670.01 = 3,568,332.07 : x
  2. Step 2: Convert to fraction form
    12,087,134.47/18,132,670.01 = 3,568,332.07/x
  3. Step 3: Cross multiply
    12,087,134.47x = 18,132,670.01 × 3,568,332.07
  4. Step 4: Simplify right side
    12,087,134.47x = 64,703,387,911,410.23
  5. Step 5: Solve for x
    x = 64,703,387,911,410.23/12,087,134.47
  6. Step 6: Final answer
    x = 5,353,079.18

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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.