Home / 12,614,022.24-18,851,903.73-9,209,478.34

Finding the Fourth Proportional to 12,614,022.24, 18,851,903.73 and 9,209,478.34

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Solution

The fourth proportional to 12,614,022.24, 18,851,903.73 and 9,209,478.34 is: 13,763,746.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,614,022.24 : 18,851,903.73 = 9,209,478.34 : x
  2. Step 2: Convert to fraction form
    12,614,022.24/18,851,903.73 = 9,209,478.34/x
  3. Step 3: Cross multiply
    12,614,022.24x = 18,851,903.73 × 9,209,478.34
  4. Step 4: Simplify right side
    12,614,022.24x = 173,616,199,013,837.84
  5. Step 5: Solve for x
    x = 173,616,199,013,837.84/12,614,022.24
  6. Step 6: Final answer
    x = 13,763,746.06

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.