Home / 49,788,441.32-74,640,063.47-19,105,039.08

Finding the Fourth Proportional to 49,788,441.32, 74,640,063.47 and 19,105,039.08

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Solution

The fourth proportional to 49,788,441.32, 74,640,063.47 and 19,105,039.08 is: 28,641,212.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,788,441.32 : 74,640,063.47 = 19,105,039.08 : x
  2. Step 2: Convert to fraction form
    49,788,441.32/74,640,063.47 = 19,105,039.08/x
  3. Step 3: Cross multiply
    49,788,441.32x = 74,640,063.47 × 19,105,039.08
  4. Step 4: Simplify right side
    49,788,441.32x = 1,426,001,329,432,505.25
  5. Step 5: Solve for x
    x = 1,426,001,329,432,505.25/49,788,441.32
  6. Step 6: Final answer
    x = 28,641,212.53

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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.