Home / 8,499,503.09-11,728,971.98-4,631,941.22

Finding the Fourth Proportional to 8,499,503.09, 11,728,971.98 and 4,631,941.22

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Solution

The fourth proportional to 8,499,503.09, 11,728,971.98 and 4,631,941.22 is: 6,391,892.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,499,503.09 : 11,728,971.98 = 4,631,941.22 : x
  2. Step 2: Convert to fraction form
    8,499,503.09/11,728,971.98 = 4,631,941.22/x
  3. Step 3: Cross multiply
    8,499,503.09x = 11,728,971.98 × 4,631,941.22
  4. Step 4: Simplify right side
    8,499,503.09x = 54,327,908,723,742.16
  5. Step 5: Solve for x
    x = 54,327,908,723,742.16/8,499,503.09
  6. Step 6: Final answer
    x = 6,391,892.34

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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.