Home / 20,005,938.06-27,608,327.06-10,838,580.81

Finding the Fourth Proportional to 20,005,938.06, 27,608,327.06 and 10,838,580.81

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Solution

The fourth proportional to 20,005,938.06, 27,608,327.06 and 10,838,580.81 is: 14,957,313.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,005,938.06 : 27,608,327.06 = 10,838,580.81 : x
  2. Step 2: Convert to fraction form
    20,005,938.06/27,608,327.06 = 10,838,580.81/x
  3. Step 3: Cross multiply
    20,005,938.06x = 27,608,327.06 × 10,838,580.81
  4. Step 4: Simplify right side
    20,005,938.06x = 299,235,083,868,719.69
  5. Step 5: Solve for x
    x = 299,235,083,868,719.69/20,005,938.06
  6. Step 6: Final answer
    x = 14,957,313.32

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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.