Home / 8,736,005.70-13,104,008.55-7,194,826.80

Finding the Fourth Proportional to 8,736,005.70, 13,104,008.55 and 7,194,826.80

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Solution

The fourth proportional to 8,736,005.70, 13,104,008.55 and 7,194,826.80 is: 10,792,240.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,736,005.70 : 13,104,008.55 = 7,194,826.80 : x
  2. Step 2: Convert to fraction form
    8,736,005.70/13,104,008.55 = 7,194,826.80/x
  3. Step 3: Cross multiply
    8,736,005.70x = 13,104,008.55 × 7,194,826.80
  4. Step 4: Simplify right side
    8,736,005.70x = 94,281,071,902,969.14
  5. Step 5: Solve for x
    x = 94,281,071,902,969.14/8,736,005.70
  6. Step 6: Final answer
    x = 10,792,240.20

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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.