Home / 43,720,577.22-65,580,857.63-13,015,605.70

Finding the Fourth Proportional to 43,720,577.22, 65,580,857.63 and 13,015,605.70

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Solution

The fourth proportional to 43,720,577.22, 65,580,857.63 and 13,015,605.70 is: 19,523,406.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,720,577.22 : 65,580,857.63 = 13,015,605.70 : x
  2. Step 2: Convert to fraction form
    43,720,577.22/65,580,857.63 = 13,015,605.70/x
  3. Step 3: Cross multiply
    43,720,577.22x = 65,580,857.63 × 13,015,605.70
  4. Step 4: Simplify right side
    43,720,577.22x = 853,574,584,379,916.50
  5. Step 5: Solve for x
    x = 853,574,584,379,916.50/43,720,577.22
  6. Step 6: Final answer
    x = 19,523,406.11

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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.