Home / 34,427,423.96-47,509,845-18,957,471.80

Finding the Fourth Proportional to 34,427,423.96, 47,509,845 and 18,957,471.80

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Solution

The fourth proportional to 34,427,423.96, 47,509,845 and 18,957,471.80 is: 26,161,311.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,427,423.96 : 47,509,845 = 18,957,471.80 : x
  2. Step 2: Convert to fraction form
    34,427,423.96/47,509,845 = 18,957,471.80/x
  3. Step 3: Cross multiply
    34,427,423.96x = 47,509,845 × 18,957,471.80
  4. Step 4: Simplify right side
    34,427,423.96x = 900,666,546,809,871
  5. Step 5: Solve for x
    x = 900,666,546,809,871/34,427,423.96
  6. Step 6: Final answer
    x = 26,161,311.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.