Home / 31,460,172.60-47,190,262.30-9,600,666.50

Finding the Fourth Proportional to 31,460,172.60, 47,190,262.30 and 9,600,666.50

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Solution

The fourth proportional to 31,460,172.60, 47,190,262.30 and 9,600,666.50 is: 14,401,000.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,460,172.60 : 47,190,262.30 = 9,600,666.50 : x
  2. Step 2: Convert to fraction form
    31,460,172.60/47,190,262.30 = 9,600,666.50/x
  3. Step 3: Cross multiply
    31,460,172.60x = 47,190,262.30 × 9,600,666.50
  4. Step 4: Simplify right side
    31,460,172.60x = 453,057,970,389,822.94
  5. Step 5: Solve for x
    x = 453,057,970,389,822.94/31,460,172.60
  6. Step 6: Final answer
    x = 14,401,000.79

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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.