Home / 22,486,158.32-31,030,908.96-12,172,881.44

Finding the Fourth Proportional to 22,486,158.32, 31,030,908.96 and 12,172,881.44

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Solution

The fourth proportional to 22,486,158.32, 31,030,908.96 and 12,172,881.44 is: 16,798,582.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,486,158.32 : 31,030,908.96 = 12,172,881.44 : x
  2. Step 2: Convert to fraction form
    22,486,158.32/31,030,908.96 = 12,172,881.44/x
  3. Step 3: Cross multiply
    22,486,158.32x = 31,030,908.96 × 12,172,881.44
  4. Step 4: Simplify right side
    22,486,158.32x = 377,735,575,745,513.69
  5. Step 5: Solve for x
    x = 377,735,575,745,513.69/22,486,158.32
  6. Step 6: Final answer
    x = 16,798,582.06

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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.