Home / 74,208,401.42-111,313,459.11-22,393,453.01

Finding the Fourth Proportional to 74,208,401.42, 111,313,459.11 and 22,393,453.01

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Solution

The fourth proportional to 74,208,401.42, 111,313,459.11 and 22,393,453.01 is: 33,590,438.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,208,401.42 : 111,313,459.11 = 22,393,453.01 : x
  2. Step 2: Convert to fraction form
    74,208,401.42/111,313,459.11 = 22,393,453.01/x
  3. Step 3: Cross multiply
    74,208,401.42x = 111,313,459.11 × 22,393,453.01
  4. Step 4: Simplify right side
    74,208,401.42x = 2,492,692,715,403,774
  5. Step 5: Solve for x
    x = 2,492,692,715,403,774/74,208,401.42
  6. Step 6: Final answer
    x = 33,590,438.12

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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.