Home / 64,612,578.87-89,165,636.06-35,244,551.43

Finding the Fourth Proportional to 64,612,578.87, 89,165,636.06 and 35,244,551.43

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Solution

The fourth proportional to 64,612,578.87, 89,165,636.06 and 35,244,551.43 is: 48,637,632.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,612,578.87 : 89,165,636.06 = 35,244,551.43 : x
  2. Step 2: Convert to fraction form
    64,612,578.87/89,165,636.06 = 35,244,551.43/x
  3. Step 3: Cross multiply
    64,612,578.87x = 89,165,636.06 × 35,244,551.43
  4. Step 4: Simplify right side
    64,612,578.87x = 3,142,602,845,729,110
  5. Step 5: Solve for x
    x = 3,142,602,845,729,110/64,612,578.87
  6. Step 6: Final answer
    x = 48,637,632.19

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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.