Home / 16,388,386.10-22,615,969.20-9,046,217.36

Finding the Fourth Proportional to 16,388,386.10, 22,615,969.20 and 9,046,217.36

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Solution

The fourth proportional to 16,388,386.10, 22,615,969.20 and 9,046,217.36 is: 12,483,777.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,388,386.10 : 22,615,969.20 = 9,046,217.36 : x
  2. Step 2: Convert to fraction form
    16,388,386.10/22,615,969.20 = 9,046,217.36/x
  3. Step 3: Cross multiply
    16,388,386.10x = 22,615,969.20 × 9,046,217.36
  4. Step 4: Simplify right side
    16,388,386.10x = 204,588,973,190,265.28
  5. Step 5: Solve for x
    x = 204,588,973,190,265.28/16,388,386.10
  6. Step 6: Final answer
    x = 12,483,777.96

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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.