Home / 19,984,920.52-27,567,678.22-12,031,926.21

Finding the Fourth Proportional to 19,984,920.52, 27,567,678.22 and 12,031,926.21

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Solution

The fourth proportional to 19,984,920.52, 27,567,678.22 and 12,031,926.21 is: 16,597,127.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,984,920.52 : 27,567,678.22 = 12,031,926.21 : x
  2. Step 2: Convert to fraction form
    19,984,920.52/27,567,678.22 = 12,031,926.21/x
  3. Step 3: Cross multiply
    19,984,920.52x = 27,567,678.22 × 12,031,926.21
  4. Step 4: Simplify right side
    19,984,920.52x = 331,692,270,124,064.19
  5. Step 5: Solve for x
    x = 331,692,270,124,064.19/19,984,920.52
  6. Step 6: Final answer
    x = 16,597,127.31

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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.