Home / 31,666,445.66-43,677,162.28-29,061,364.16

Finding the Fourth Proportional to 31,666,445.66, 43,677,162.28 and 29,061,364.16

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Solution

The fourth proportional to 31,666,445.66, 43,677,162.28 and 29,061,364.16 is: 40,084,003.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,666,445.66 : 43,677,162.28 = 29,061,364.16 : x
  2. Step 2: Convert to fraction form
    31,666,445.66/43,677,162.28 = 29,061,364.16/x
  3. Step 3: Cross multiply
    31,666,445.66x = 43,677,162.28 × 29,061,364.16
  4. Step 4: Simplify right side
    31,666,445.66x = 1,269,317,918,494,496
  5. Step 5: Solve for x
    x = 1,269,317,918,494,496/31,666,445.66
  6. Step 6: Final answer
    x = 40,084,003.49

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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.