Home / 19,278,509.07-28,922,549.88-9,567,679.59

Finding the Fourth Proportional to 19,278,509.07, 28,922,549.88 and 9,567,679.59

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Solution

The fourth proportional to 19,278,509.07, 28,922,549.88 and 9,567,679.59 is: 14,353,894.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,278,509.07 : 28,922,549.88 = 9,567,679.59 : x
  2. Step 2: Convert to fraction form
    19,278,509.07/28,922,549.88 = 9,567,679.59/x
  3. Step 3: Cross multiply
    19,278,509.07x = 28,922,549.88 × 9,567,679.59
  4. Step 4: Simplify right side
    19,278,509.07x = 276,721,690,177,632.94
  5. Step 5: Solve for x
    x = 276,721,690,177,632.94/19,278,509.07
  6. Step 6: Final answer
    x = 14,353,894.75

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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.