Home / 22,701,169.53-31,328,275.59-12,388,556.91

Finding the Fourth Proportional to 22,701,169.53, 31,328,275.59 and 12,388,556.91

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Solution

The fourth proportional to 22,701,169.53, 31,328,275.59 and 12,388,556.91 is: 17,096,569.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,701,169.53 : 31,328,275.59 = 12,388,556.91 : x
  2. Step 2: Convert to fraction form
    22,701,169.53/31,328,275.59 = 12,388,556.91/x
  3. Step 3: Cross multiply
    22,701,169.53x = 31,328,275.59 × 12,388,556.91
  4. Step 4: Simplify right side
    22,701,169.53x = 388,112,125,038,878.81
  5. Step 5: Solve for x
    x = 388,112,125,038,878.81/22,701,169.53
  6. Step 6: Final answer
    x = 17,096,569.61

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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.