Home / 29,307,930.44-40,418,478.09-18,295,702.02

Finding the Fourth Proportional to 29,307,930.44, 40,418,478.09 and 18,295,702.02

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Solution

The fourth proportional to 29,307,930.44, 40,418,478.09 and 18,295,702.02 is: 25,231,547.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,307,930.44 : 40,418,478.09 = 18,295,702.02 : x
  2. Step 2: Convert to fraction form
    29,307,930.44/40,418,478.09 = 18,295,702.02/x
  3. Step 3: Cross multiply
    29,307,930.44x = 40,418,478.09 × 18,295,702.02
  4. Step 4: Simplify right side
    29,307,930.44x = 739,484,431,236,538.75
  5. Step 5: Solve for x
    x = 739,484,431,236,538.75/29,307,930.44
  6. Step 6: Final answer
    x = 25,231,547.24

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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.