Home / 42,833,563.98-64,273,920.21-18,572,677.26

Finding the Fourth Proportional to 42,833,563.98, 64,273,920.21 and 18,572,677.26

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Solution

The fourth proportional to 42,833,563.98, 64,273,920.21 and 18,572,677.26 is: 27,869,237.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,833,563.98 : 64,273,920.21 = 18,572,677.26 : x
  2. Step 2: Convert to fraction form
    42,833,563.98/64,273,920.21 = 18,572,677.26/x
  3. Step 3: Cross multiply
    42,833,563.98x = 64,273,920.21 × 18,572,677.26
  4. Step 4: Simplify right side
    42,833,563.98x = 1,193,738,776,295,321.50
  5. Step 5: Solve for x
    x = 1,193,738,776,295,321.50/42,833,563.98
  6. Step 6: Final answer
    x = 27,869,237.70

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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.