Home / 13,656,358.76-18,845,555.24-7,461,272.48

Finding the Fourth Proportional to 13,656,358.76, 18,845,555.24 and 7,461,272.48

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Solution

The fourth proportional to 13,656,358.76, 18,845,555.24 and 7,461,272.48 is: 10,296,435.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,656,358.76 : 18,845,555.24 = 7,461,272.48 : x
  2. Step 2: Convert to fraction form
    13,656,358.76/18,845,555.24 = 7,461,272.48/x
  3. Step 3: Cross multiply
    13,656,358.76x = 18,845,555.24 × 7,461,272.48
  4. Step 4: Simplify right side
    13,656,358.76x = 140,611,822,606,957.19
  5. Step 5: Solve for x
    x = 140,611,822,606,957.19/13,656,358.76
  6. Step 6: Final answer
    x = 10,296,435.90

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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.