Home / 22,486,106.32-31,030,837.20-12,172,829.44

Finding the Fourth Proportional to 22,486,106.32, 31,030,837.20 and 12,172,829.44

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Solution

The fourth proportional to 22,486,106.32, 31,030,837.20 and 12,172,829.44 is: 16,798,510.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,486,106.32 : 31,030,837.20 = 12,172,829.44 : x
  2. Step 2: Convert to fraction form
    22,486,106.32/31,030,837.20 = 12,172,829.44/x
  3. Step 3: Cross multiply
    22,486,106.32x = 31,030,837.20 × 12,172,829.44
  4. Step 4: Simplify right side
    22,486,106.32x = 377,733,088,616,007.12
  5. Step 5: Solve for x
    x = 377,733,088,616,007.12/22,486,106.32
  6. Step 6: Final answer
    x = 16,798,510.30

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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.