Home / 30,560,354.51-45,835,548.71-8,989,911.54

Finding the Fourth Proportional to 30,560,354.51, 45,835,548.71 and 8,989,911.54

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Solution

The fourth proportional to 30,560,354.51, 45,835,548.71 and 8,989,911.54 is: 13,483,401.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,560,354.51 : 45,835,548.71 = 8,989,911.54 : x
  2. Step 2: Convert to fraction form
    30,560,354.51/45,835,548.71 = 8,989,911.54/x
  3. Step 3: Cross multiply
    30,560,354.51x = 45,835,548.71 × 8,989,911.54
  4. Step 4: Simplify right side
    30,560,354.51x = 412,057,528,245,311.50
  5. Step 5: Solve for x
    x = 412,057,528,245,311.50/30,560,354.51
  6. Step 6: Final answer
    x = 13,483,401.45

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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.