Home / 22,615,828.48-31,209,819.69-12,302,526.97

Finding the Fourth Proportional to 22,615,828.48, 31,209,819.69 and 12,302,526.97

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Solution

The fourth proportional to 22,615,828.48, 31,209,819.69 and 12,302,526.97 is: 16,977,474.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,615,828.48 : 31,209,819.69 = 12,302,526.97 : x
  2. Step 2: Convert to fraction form
    22,615,828.48/31,209,819.69 = 12,302,526.97/x
  3. Step 3: Cross multiply
    22,615,828.48x = 31,209,819.69 × 12,302,526.97
  4. Step 4: Simplify right side
    22,615,828.48x = 383,959,648,496,952.12
  5. Step 5: Solve for x
    x = 383,959,648,496,952.12/22,615,828.48
  6. Step 6: Final answer
    x = 16,977,474.37

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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.