Home / 30,766,683.28-42,448,805.37-17,713,606.58

Finding the Fourth Proportional to 30,766,683.28, 42,448,805.37 and 17,713,606.58

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Solution

The fourth proportional to 30,766,683.28, 42,448,805.37 and 17,713,606.58 is: 24,439,470.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,766,683.28 : 42,448,805.37 = 17,713,606.58 : x
  2. Step 2: Convert to fraction form
    30,766,683.28/42,448,805.37 = 17,713,606.58/x
  3. Step 3: Cross multiply
    30,766,683.28x = 42,448,805.37 × 17,713,606.58
  4. Step 4: Simplify right side
    30,766,683.28x = 751,921,438,115,171.25
  5. Step 5: Solve for x
    x = 751,921,438,115,171.25/30,766,683.28
  6. Step 6: Final answer
    x = 24,439,470.17

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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.