Home / 27,670,544.47-38,184,952.77-15,281,162.13

Finding the Fourth Proportional to 27,670,544.47, 38,184,952.77 and 15,281,162.13

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Solution

The fourth proportional to 27,670,544.47, 38,184,952.77 and 15,281,162.13 is: 21,087,783.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,670,544.47 : 38,184,952.77 = 15,281,162.13 : x
  2. Step 2: Convert to fraction form
    27,670,544.47/38,184,952.77 = 15,281,162.13/x
  3. Step 3: Cross multiply
    27,670,544.47x = 38,184,952.77 × 15,281,162.13
  4. Step 4: Simplify right side
    27,670,544.47x = 583,510,454,204,762.62
  5. Step 5: Solve for x
    x = 583,510,454,204,762.62/27,670,544.47
  6. Step 6: Final answer
    x = 21,087,783.61

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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.