Home / 31,495,389.28-43,463,636.85-17,008,701.28

Finding the Fourth Proportional to 31,495,389.28, 43,463,636.85 and 17,008,701.28

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Solution

The fourth proportional to 31,495,389.28, 43,463,636.85 and 17,008,701.28 is: 23,472,007.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,495,389.28 : 43,463,636.85 = 17,008,701.28 : x
  2. Step 2: Convert to fraction form
    31,495,389.28/43,463,636.85 = 17,008,701.28/x
  3. Step 3: Cross multiply
    31,495,389.28x = 43,463,636.85 × 17,008,701.28
  4. Step 4: Simplify right side
    31,495,389.28x = 739,260,015,724,050.25
  5. Step 5: Solve for x
    x = 739,260,015,724,050.25/31,495,389.28
  6. Step 6: Final answer
    x = 23,472,007.57

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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.