Home / 30,468,243.56-42,046,171.54-17,415,782.73

Finding the Fourth Proportional to 30,468,243.56, 42,046,171.54 and 17,415,782.73

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Solution

The fourth proportional to 30,468,243.56, 42,046,171.54 and 17,415,782.73 is: 24,033,777.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,468,243.56 : 42,046,171.54 = 17,415,782.73 : x
  2. Step 2: Convert to fraction form
    30,468,243.56/42,046,171.54 = 17,415,782.73/x
  3. Step 3: Cross multiply
    30,468,243.56x = 42,046,171.54 × 17,415,782.73
  4. Step 4: Simplify right side
    30,468,243.56x = 732,266,988,125,410.12
  5. Step 5: Solve for x
    x = 732,266,988,125,410.12/30,468,243.56
  6. Step 6: Final answer
    x = 24,033,777.56

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1.5x scale

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.