Home / 36,305,147.40-54,457,721.10-31,911,901.80

Finding the Fourth Proportional to 36,305,147.40, 54,457,721.10 and 31,911,901.80

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Solution

The fourth proportional to 36,305,147.40, 54,457,721.10 and 31,911,901.80 is: 47,867,852.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,305,147.40 : 54,457,721.10 = 31,911,901.80 : x
  2. Step 2: Convert to fraction form
    36,305,147.40/54,457,721.10 = 31,911,901.80/x
  3. Step 3: Cross multiply
    36,305,147.40x = 54,457,721.10 × 31,911,901.80
  4. Step 4: Simplify right side
    36,305,147.40x = 1,737,849,447,994,988
  5. Step 5: Solve for x
    x = 1,737,849,447,994,988/36,305,147.40
  6. Step 6: Final answer
    x = 47,867,852.70

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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.