Home / 31,812,649.13-47,674,491.41-17,208,040.92

Finding the Fourth Proportional to 31,812,649.13, 47,674,491.41 and 17,208,040.92

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Solution

The fourth proportional to 31,812,649.13, 47,674,491.41 and 17,208,040.92 is: 25,788,000.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,812,649.13 : 47,674,491.41 = 17,208,040.92 : x
  2. Step 2: Convert to fraction form
    31,812,649.13/47,674,491.41 = 17,208,040.92/x
  3. Step 3: Cross multiply
    31,812,649.13x = 47,674,491.41 × 17,208,040.92
  4. Step 4: Simplify right side
    31,812,649.13x = 820,384,599,023,468.50
  5. Step 5: Solve for x
    x = 820,384,599,023,468.50/31,812,649.13
  6. Step 6: Final answer
    x = 25,788,000.10

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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.