Home / 10,164,938.09-14,027,815.19-5,581,219.37

Finding the Fourth Proportional to 10,164,938.09, 14,027,815.19 and 5,581,219.37

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Solution

The fourth proportional to 10,164,938.09, 14,027,815.19 and 5,581,219.37 is: 7,702,192.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,164,938.09 : 14,027,815.19 = 5,581,219.37 : x
  2. Step 2: Convert to fraction form
    10,164,938.09/14,027,815.19 = 5,581,219.37/x
  3. Step 3: Cross multiply
    10,164,938.09x = 14,027,815.19 × 5,581,219.37
  4. Step 4: Simplify right side
    10,164,938.09x = 78,292,313,829,302.14
  5. Step 5: Solve for x
    x = 78,292,313,829,302.14/10,164,938.09
  6. Step 6: Final answer
    x = 7,702,192.88

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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.