Home / 30,046,493.41-45,069,670.02-19,736,789.72

Finding the Fourth Proportional to 30,046,493.41, 45,069,670.02 and 19,736,789.72

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Solution

The fourth proportional to 30,046,493.41, 45,069,670.02 and 19,736,789.72 is: 29,605,138.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,046,493.41 : 45,069,670.02 = 19,736,789.72 : x
  2. Step 2: Convert to fraction form
    30,046,493.41/45,069,670.02 = 19,736,789.72/x
  3. Step 3: Cross multiply
    30,046,493.41x = 45,069,670.02 × 19,736,789.72
  4. Step 4: Simplify right side
    30,046,493.41x = 889,530,599,783,192.75
  5. Step 5: Solve for x
    x = 889,530,599,783,192.75/30,046,493.41
  6. Step 6: Final answer
    x = 29,605,138.53

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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.