Home / 65,800,783.18-90,807,918.96-36,432,116.38

Finding the Fourth Proportional to 65,800,783.18, 90,807,918.96 and 36,432,116.38

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Solution

The fourth proportional to 65,800,783.18, 90,807,918.96 and 36,432,116.38 is: 50,277,892.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,800,783.18 : 90,807,918.96 = 36,432,116.38 : x
  2. Step 2: Convert to fraction form
    65,800,783.18/90,807,918.96 = 36,432,116.38/x
  3. Step 3: Cross multiply
    65,800,783.18x = 90,807,918.96 × 36,432,116.38
  4. Step 4: Simplify right side
    65,800,783.18x = 3,308,324,671,776,328.50
  5. Step 5: Solve for x
    x = 3,308,324,671,776,328.50/65,800,783.18
  6. Step 6: Final answer
    x = 50,277,892.02

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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.