Home / 22,486,079.82-31,030,800.54-12,172,802.93

Finding the Fourth Proportional to 22,486,079.82, 31,030,800.54 and 12,172,802.93

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Solution

The fourth proportional to 22,486,079.82, 31,030,800.54 and 12,172,802.93 is: 16,798,473.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,486,079.82 : 31,030,800.54 = 12,172,802.93 : x
  2. Step 2: Convert to fraction form
    22,486,079.82/31,030,800.54 = 12,172,802.93/x
  3. Step 3: Cross multiply
    22,486,079.82x = 31,030,800.54 × 12,172,802.93
  4. Step 4: Simplify right side
    22,486,079.82x = 377,731,819,578,403.56
  5. Step 5: Solve for x
    x = 377,731,819,578,403.56/22,486,079.82
  6. Step 6: Final answer
    x = 16,798,473.66

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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.