Home / 48,372,312.72-72,558,017.37-19,611,611.40

Finding the Fourth Proportional to 48,372,312.72, 72,558,017.37 and 19,611,611.40

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Solution

The fourth proportional to 48,372,312.72, 72,558,017.37 and 19,611,611.40 is: 29,417,233.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,372,312.72 : 72,558,017.37 = 19,611,611.40 : x
  2. Step 2: Convert to fraction form
    48,372,312.72/72,558,017.37 = 19,611,611.40/x
  3. Step 3: Cross multiply
    48,372,312.72x = 72,558,017.37 × 19,611,611.40
  4. Step 4: Simplify right side
    48,372,312.72x = 1,422,979,640,614,890
  5. Step 5: Solve for x
    x = 1,422,979,640,614,890/48,372,312.72
  6. Step 6: Final answer
    x = 29,417,233.96

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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.