Home / 45,554,770.64-68,318,094.90-13,209,057.11

Finding the Fourth Proportional to 45,554,770.64, 68,318,094.90 and 13,209,057.11

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Solution

The fourth proportional to 45,554,770.64, 68,318,094.90 and 13,209,057.11 is: 19,809,508.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,554,770.64 : 68,318,094.90 = 13,209,057.11 : x
  2. Step 2: Convert to fraction form
    45,554,770.64/68,318,094.90 = 13,209,057.11/x
  3. Step 3: Cross multiply
    45,554,770.64x = 68,318,094.90 × 13,209,057.11
  4. Step 4: Simplify right side
    45,554,770.64x = 902,417,617,180,499.75
  5. Step 5: Solve for x
    x = 902,417,617,180,499.75/45,554,770.64
  6. Step 6: Final answer
    x = 19,809,508.52

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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.