Home / 31,817,699.60-43,907,189.40-19,448,503.34

Finding the Fourth Proportional to 31,817,699.60, 43,907,189.40 and 19,448,503.34

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Solution

The fourth proportional to 31,817,699.60, 43,907,189.40 and 19,448,503.34 is: 26,838,179.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,817,699.60 : 43,907,189.40 = 19,448,503.34 : x
  2. Step 2: Convert to fraction form
    31,817,699.60/43,907,189.40 = 19,448,503.34/x
  3. Step 3: Cross multiply
    31,817,699.60x = 43,907,189.40 × 19,448,503.34
  4. Step 4: Simplify right side
    31,817,699.60x = 853,929,119,476,376.62
  5. Step 5: Solve for x
    x = 853,929,119,476,376.62/31,817,699.60
  6. Step 6: Final answer
    x = 26,838,179.07

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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.