Home / 12,392,706.60-17,103,267.70-7,500,620.92

Finding the Fourth Proportional to 12,392,706.60, 17,103,267.70 and 7,500,620.92

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Solution

The fourth proportional to 12,392,706.60, 17,103,267.70 and 7,500,620.92 is: 10,351,663.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,392,706.60 : 17,103,267.70 = 7,500,620.92 : x
  2. Step 2: Convert to fraction form
    12,392,706.60/17,103,267.70 = 7,500,620.92/x
  3. Step 3: Cross multiply
    12,392,706.60x = 17,103,267.70 × 7,500,620.92
  4. Step 4: Simplify right side
    12,392,706.60x = 128,285,127,510,980.28
  5. Step 5: Solve for x
    x = 128,285,127,510,980.28/12,392,706.60
  6. Step 6: Final answer
    x = 10,351,663.41

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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.