Home / 31,707,732-43,755,205.84-17,956,794.56

Finding the Fourth Proportional to 31,707,732, 43,755,205.84 and 17,956,794.56

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Solution

The fourth proportional to 31,707,732, 43,755,205.84 and 17,956,794.56 is: 24,779,547.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,707,732 : 43,755,205.84 = 17,956,794.56 : x
  2. Step 2: Convert to fraction form
    31,707,732/43,755,205.84 = 17,956,794.56/x
  3. Step 3: Cross multiply
    31,707,732x = 43,755,205.84 × 17,956,794.56
  4. Step 4: Simplify right side
    31,707,732x = 785,703,242,199,392.25
  5. Step 5: Solve for x
    x = 785,703,242,199,392.25/31,707,732
  6. Step 6: Final answer
    x = 24,779,547.22

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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.