Home / 22,934,320.35-31,649,366.62-12,621,043.47

Finding the Fourth Proportional to 22,934,320.35, 31,649,366.62 and 12,621,043.47

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Solution

The fourth proportional to 22,934,320.35, 31,649,366.62 and 12,621,043.47 is: 17,417,042.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,934,320.35 : 31,649,366.62 = 12,621,043.47 : x
  2. Step 2: Convert to fraction form
    22,934,320.35/31,649,366.62 = 12,621,043.47/x
  3. Step 3: Cross multiply
    22,934,320.35x = 31,649,366.62 × 12,621,043.47
  4. Step 4: Simplify right side
    22,934,320.35x = 399,448,031,908,987
  5. Step 5: Solve for x
    x = 399,448,031,908,987/22,934,320.35
  6. Step 6: Final answer
    x = 17,417,042.49

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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.