Home / 22,808,739.56-31,477,565.54-13,021,166.44

Finding the Fourth Proportional to 22,808,739.56, 31,477,565.54 and 13,021,166.44

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Solution

The fourth proportional to 22,808,739.56, 31,477,565.54 and 13,021,166.44 is: 17,970,068.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,808,739.56 : 31,477,565.54 = 13,021,166.44 : x
  2. Step 2: Convert to fraction form
    22,808,739.56/31,477,565.54 = 13,021,166.44/x
  3. Step 3: Cross multiply
    22,808,739.56x = 31,477,565.54 × 13,021,166.44
  4. Step 4: Simplify right side
    22,808,739.56x = 409,874,620,022,348.44
  5. Step 5: Solve for x
    x = 409,874,620,022,348.44/22,808,739.56
  6. Step 6: Final answer
    x = 17,970,068.84

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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.