Home / 8,780,928.54-13,161,784.59-4,521,352.38

Finding the Fourth Proportional to 8,780,928.54, 13,161,784.59 and 4,521,352.38

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Solution

The fourth proportional to 8,780,928.54, 13,161,784.59 and 4,521,352.38 is: 6,777,081.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,780,928.54 : 13,161,784.59 = 4,521,352.38 : x
  2. Step 2: Convert to fraction form
    8,780,928.54/13,161,784.59 = 4,521,352.38/x
  3. Step 3: Cross multiply
    8,780,928.54x = 13,161,784.59 × 4,521,352.38
  4. Step 4: Simplify right side
    8,780,928.54x = 59,509,066,081,043.82
  5. Step 5: Solve for x
    x = 59,509,066,081,043.82/8,780,928.54
  6. Step 6: Final answer
    x = 6,777,081.24

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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.