Home / 46,591,703.20-69,886,898.70-21,032,671.60

Finding the Fourth Proportional to 46,591,703.20, 69,886,898.70 and 21,032,671.60

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Solution

The fourth proportional to 46,591,703.20, 69,886,898.70 and 21,032,671.60 is: 31,548,711.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,591,703.20 : 69,886,898.70 = 21,032,671.60 : x
  2. Step 2: Convert to fraction form
    46,591,703.20/69,886,898.70 = 21,032,671.60/x
  3. Step 3: Cross multiply
    46,591,703.20x = 69,886,898.70 × 21,032,671.60
  4. Step 4: Simplify right side
    46,591,703.20x = 1,469,908,189,499,567
  5. Step 5: Solve for x
    x = 1,469,908,189,499,567/46,591,703.20
  6. Step 6: Final answer
    x = 31,548,711.22

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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.