Home / 14,805,534.16-20,386,216.65-12,959,662.42

Finding the Fourth Proportional to 14,805,534.16, 20,386,216.65 and 12,959,662.42

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Solution

The fourth proportional to 14,805,534.16, 20,386,216.65 and 12,959,662.42 is: 17,844,576.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,805,534.16 : 20,386,216.65 = 12,959,662.42 : x
  2. Step 2: Convert to fraction form
    14,805,534.16/20,386,216.65 = 12,959,662.42/x
  3. Step 3: Cross multiply
    14,805,534.16x = 20,386,216.65 × 12,959,662.42
  4. Step 4: Simplify right side
    14,805,534.16x = 264,198,485,804,983.28
  5. Step 5: Solve for x
    x = 264,198,485,804,983.28/14,805,534.16
  6. Step 6: Final answer
    x = 17,844,576.42

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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.