Home / 11,596,985.60-17,395,478.40-7,313,964.80

Finding the Fourth Proportional to 11,596,985.60, 17,395,478.40 and 7,313,964.80

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Solution

The fourth proportional to 11,596,985.60, 17,395,478.40 and 7,313,964.80 is: 10,970,947.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,596,985.60 : 17,395,478.40 = 7,313,964.80 : x
  2. Step 2: Convert to fraction form
    11,596,985.60/17,395,478.40 = 7,313,964.80/x
  3. Step 3: Cross multiply
    11,596,985.60x = 17,395,478.40 × 7,313,964.80
  4. Step 4: Simplify right side
    11,596,985.60x = 127,229,916,696,760.31
  5. Step 5: Solve for x
    x = 127,229,916,696,760.31/11,596,985.60
  6. Step 6: Final answer
    x = 10,970,947.20

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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.