Home / 31,758,671.32-47,638,299.66-9,039,562.36

Finding the Fourth Proportional to 31,758,671.32, 47,638,299.66 and 9,039,562.36

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Solution

The fourth proportional to 31,758,671.32, 47,638,299.66 and 9,039,562.36 is: 13,559,426.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,758,671.32 : 47,638,299.66 = 9,039,562.36 : x
  2. Step 2: Convert to fraction form
    31,758,671.32/47,638,299.66 = 9,039,562.36/x
  3. Step 3: Cross multiply
    31,758,671.32x = 47,638,299.66 × 9,039,562.36
  4. Step 4: Simplify right side
    31,758,671.32x = 430,629,380,500,936.75
  5. Step 5: Solve for x
    x = 430,629,380,500,936.75/31,758,671.32
  6. Step 6: Final answer
    x = 13,559,426.85

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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.