Home / 16,042,881.27-22,142,006.54-9,520,107.31

Finding the Fourth Proportional to 16,042,881.27, 22,142,006.54 and 9,520,107.31

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Solution

The fourth proportional to 16,042,881.27, 22,142,006.54 and 9,520,107.31 is: 13,139,427.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,042,881.27 : 22,142,006.54 = 9,520,107.31 : x
  2. Step 2: Convert to fraction form
    16,042,881.27/22,142,006.54 = 9,520,107.31/x
  3. Step 3: Cross multiply
    16,042,881.27x = 22,142,006.54 × 9,520,107.31
  4. Step 4: Simplify right side
    16,042,881.27x = 210,794,278,319,521.81
  5. Step 5: Solve for x
    x = 210,794,278,319,521.81/16,042,881.27
  6. Step 6: Final answer
    x = 13,139,427.69

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1.5x scale

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.