Home / 12,609,762.50-17,401,491.69-7,177,254.50

Finding the Fourth Proportional to 12,609,762.50, 17,401,491.69 and 7,177,254.50

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Solution

The fourth proportional to 12,609,762.50, 17,401,491.69 and 7,177,254.50 is: 9,904,622.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,609,762.50 : 17,401,491.69 = 7,177,254.50 : x
  2. Step 2: Convert to fraction form
    12,609,762.50/17,401,491.69 = 7,177,254.50/x
  3. Step 3: Cross multiply
    12,609,762.50x = 17,401,491.69 × 7,177,254.50
  4. Step 4: Simplify right side
    12,609,762.50x = 124,894,934,538,765.11
  5. Step 5: Solve for x
    x = 124,894,934,538,765.11/12,609,762.50
  6. Step 6: Final answer
    x = 9,904,622.27

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1.5x scale

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.