Home / 8,736,005.20-13,104,007.80-7,194,826.30

Finding the Fourth Proportional to 8,736,005.20, 13,104,007.80 and 7,194,826.30

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Solution

The fourth proportional to 8,736,005.20, 13,104,007.80 and 7,194,826.30 is: 10,792,239.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,736,005.20 : 13,104,007.80 = 7,194,826.30 : x
  2. Step 2: Convert to fraction form
    8,736,005.20/13,104,007.80 = 7,194,826.30/x
  3. Step 3: Cross multiply
    8,736,005.20x = 13,104,007.80 × 7,194,826.30
  4. Step 4: Simplify right side
    8,736,005.20x = 94,281,059,954,845.14
  5. Step 5: Solve for x
    x = 94,281,059,954,845.14/8,736,005.20
  6. Step 6: Final answer
    x = 10,792,239.45

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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.