Home / 31,666,443.66-43,677,159.53-29,061,362.16

Finding the Fourth Proportional to 31,666,443.66, 43,677,159.53 and 29,061,362.16

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Solution

The fourth proportional to 31,666,443.66, 43,677,159.53 and 29,061,362.16 is: 40,084,000.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,666,443.66 : 43,677,159.53 = 29,061,362.16 : x
  2. Step 2: Convert to fraction form
    31,666,443.66/43,677,159.53 = 29,061,362.16/x
  3. Step 3: Cross multiply
    31,666,443.66x = 43,677,159.53 × 29,061,362.16
  4. Step 4: Simplify right side
    31,666,443.66x = 1,269,317,751,076,118.50
  5. Step 5: Solve for x
    x = 1,269,317,751,076,118.50/31,666,443.66
  6. Step 6: Final answer
    x = 40,084,000.74

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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.