Home / 69,984,005.10-104,976,007.65-43,072,824.30

Finding the Fourth Proportional to 69,984,005.10, 104,976,007.65 and 43,072,824.30

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Solution

The fourth proportional to 69,984,005.10, 104,976,007.65 and 43,072,824.30 is: 64,609,236.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,984,005.10 : 104,976,007.65 = 43,072,824.30 : x
  2. Step 2: Convert to fraction form
    69,984,005.10/104,976,007.65 = 43,072,824.30/x
  3. Step 3: Cross multiply
    69,984,005.10x = 104,976,007.65 × 43,072,824.30
  4. Step 4: Simplify right side
    69,984,005.10x = 4,521,613,133,223,906
  5. Step 5: Solve for x
    x = 4,521,613,133,223,906/69,984,005.10
  6. Step 6: Final answer
    x = 64,609,236.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.