Home / 22,971,254.42-31,698,379.77-13,181,488.07

Finding the Fourth Proportional to 22,971,254.42, 31,698,379.77 and 13,181,488.07

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Solution

The fourth proportional to 22,971,254.42, 31,698,379.77 and 13,181,488.07 is: 18,189,333.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,971,254.42 : 31,698,379.77 = 13,181,488.07 : x
  2. Step 2: Convert to fraction form
    22,971,254.42/31,698,379.77 = 13,181,488.07/x
  3. Step 3: Cross multiply
    22,971,254.42x = 31,698,379.77 × 13,181,488.07
  4. Step 4: Simplify right side
    22,971,254.42x = 417,831,814,776,584.38
  5. Step 5: Solve for x
    x = 417,831,814,776,584.38/22,971,254.42
  6. Step 6: Final answer
    x = 18,189,333.81

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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.