Home / 42,795,776.97-64,153,728.81-16,888,293.09

Finding the Fourth Proportional to 42,795,776.97, 64,153,728.81 and 16,888,293.09

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Solution

The fourth proportional to 42,795,776.97, 64,153,728.81 and 16,888,293.09 is: 25,316,679.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,795,776.97 : 64,153,728.81 = 16,888,293.09 : x
  2. Step 2: Convert to fraction form
    42,795,776.97/64,153,728.81 = 16,888,293.09/x
  3. Step 3: Cross multiply
    42,795,776.97x = 64,153,728.81 × 16,888,293.09
  4. Step 4: Simplify right side
    42,795,776.97x = 1,083,446,974,959,657
  5. Step 5: Solve for x
    x = 1,083,446,974,959,657/42,795,776.97
  6. Step 6: Final answer
    x = 25,316,679.63

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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.