Home / 14,805,533.16-20,386,215.27-12,959,661.42

Finding the Fourth Proportional to 14,805,533.16, 20,386,215.27 and 12,959,661.42

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Solution

The fourth proportional to 14,805,533.16, 20,386,215.27 and 12,959,661.42 is: 17,844,575.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,805,533.16 : 20,386,215.27 = 12,959,661.42 : x
  2. Step 2: Convert to fraction form
    14,805,533.16/20,386,215.27 = 12,959,661.42/x
  3. Step 3: Cross multiply
    14,805,533.16x = 20,386,215.27 × 12,959,661.42
  4. Step 4: Simplify right side
    14,805,533.16x = 264,198,447,534,433.88
  5. Step 5: Solve for x
    x = 264,198,447,534,433.88/14,805,533.16
  6. Step 6: Final answer
    x = 17,844,575.04

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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.