Home / 22,429,239.90-30,952,378.74-12,115,963.14

Finding the Fourth Proportional to 22,429,239.90, 30,952,378.74 and 12,115,963.14

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Solution

The fourth proportional to 22,429,239.90, 30,952,378.74 and 12,115,963.14 is: 16,720,044.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,429,239.90 : 30,952,378.74 = 12,115,963.14 : x
  2. Step 2: Convert to fraction form
    22,429,239.90/30,952,378.74 = 12,115,963.14/x
  3. Step 3: Cross multiply
    22,429,239.90x = 30,952,378.74 × 12,115,963.14
  4. Step 4: Simplify right side
    22,429,239.90x = 375,017,879,909,159.62
  5. Step 5: Solve for x
    x = 375,017,879,909,159.62/22,429,239.90
  6. Step 6: Final answer
    x = 16,720,044.08

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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.