Home / 30,657,650.82-45,989,134.38-11,232,153.72

Finding the Fourth Proportional to 30,657,650.82, 45,989,134.38 and 11,232,153.72

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Solution

The fourth proportional to 30,657,650.82, 45,989,134.38 and 11,232,153.72 is: 16,849,204.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,657,650.82 : 45,989,134.38 = 11,232,153.72 : x
  2. Step 2: Convert to fraction form
    30,657,650.82/45,989,134.38 = 11,232,153.72/x
  3. Step 3: Cross multiply
    30,657,650.82x = 45,989,134.38 × 11,232,153.72
  4. Step 4: Simplify right side
    30,657,650.82x = 516,557,026,805,896.94
  5. Step 5: Solve for x
    x = 516,557,026,805,896.94/30,657,650.82
  6. Step 6: Final answer
    x = 16,849,204.46

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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.