Home / 22,475,244.51-31,015,919.12-12,161,967.57

Finding the Fourth Proportional to 22,475,244.51, 31,015,919.12 and 12,161,967.57

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Solution

The fourth proportional to 22,475,244.51, 31,015,919.12 and 12,161,967.57 is: 16,783,559.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,475,244.51 : 31,015,919.12 = 12,161,967.57 : x
  2. Step 2: Convert to fraction form
    22,475,244.51/31,015,919.12 = 12,161,967.57/x
  3. Step 3: Cross multiply
    22,475,244.51x = 31,015,919.12 × 12,161,967.57
  4. Step 4: Simplify right side
    22,475,244.51x = 377,214,602,430,373.06
  5. Step 5: Solve for x
    x = 377,214,602,430,373.06/22,475,244.51
  6. Step 6: Final answer
    x = 16,783,559.45

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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.