Home / 43,135,557.57-64,735,471.61-31,650,702.50

Finding the Fourth Proportional to 43,135,557.57, 64,735,471.61 and 31,650,702.50

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Solution

The fourth proportional to 43,135,557.57, 64,735,471.61 and 31,650,702.50 is: 47,499,632.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,135,557.57 : 64,735,471.61 = 31,650,702.50 : x
  2. Step 2: Convert to fraction form
    43,135,557.57/64,735,471.61 = 31,650,702.50/x
  3. Step 3: Cross multiply
    43,135,557.57x = 64,735,471.61 × 31,650,702.50
  4. Step 4: Simplify right side
    43,135,557.57x = 2,048,923,153,209,810.50
  5. Step 5: Solve for x
    x = 2,048,923,153,209,810.50/43,135,557.57
  6. Step 6: Final answer
    x = 47,499,632.98

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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.