Home / 13,361,188.70-20,041,783.05-11,448,001.10

Finding the Fourth Proportional to 13,361,188.70, 20,041,783.05 and 11,448,001.10

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Solution

The fourth proportional to 13,361,188.70, 20,041,783.05 and 11,448,001.10 is: 17,172,001.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,361,188.70 : 20,041,783.05 = 11,448,001.10 : x
  2. Step 2: Convert to fraction form
    13,361,188.70/20,041,783.05 = 11,448,001.10/x
  3. Step 3: Cross multiply
    13,361,188.70x = 20,041,783.05 × 11,448,001.10
  4. Step 4: Simplify right side
    13,361,188.70x = 229,438,354,402,361.34
  5. Step 5: Solve for x
    x = 229,438,354,402,361.34/13,361,188.70
  6. Step 6: Final answer
    x = 17,172,001.65

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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.