Home / 14,319,963.24-21,462,871.74-9,978,508.28

Finding the Fourth Proportional to 14,319,963.24, 21,462,871.74 and 9,978,508.28

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Solution

The fourth proportional to 14,319,963.24, 21,462,871.74 and 9,978,508.28 is: 14,955,865.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,319,963.24 : 21,462,871.74 = 9,978,508.28 : x
  2. Step 2: Convert to fraction form
    14,319,963.24/21,462,871.74 = 9,978,508.28/x
  3. Step 3: Cross multiply
    14,319,963.24x = 21,462,871.74 × 9,978,508.28
  4. Step 4: Simplify right side
    14,319,963.24x = 214,167,443,370,167.97
  5. Step 5: Solve for x
    x = 214,167,443,370,167.97/14,319,963.24
  6. Step 6: Final answer
    x = 14,955,865.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.