Home / 12,127,177.56-16,733,916.78-7,232,974.04

Finding the Fourth Proportional to 12,127,177.56, 16,733,916.78 and 7,232,974.04

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Solution

The fourth proportional to 12,127,177.56, 16,733,916.78 and 7,232,974.04 is: 9,980,556.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,127,177.56 : 16,733,916.78 = 7,232,974.04 : x
  2. Step 2: Convert to fraction form
    12,127,177.56/16,733,916.78 = 7,232,974.04/x
  3. Step 3: Cross multiply
    12,127,177.56x = 16,733,916.78 × 7,232,974.04
  4. Step 4: Simplify right side
    12,127,177.56x = 121,035,985,657,260.39
  5. Step 5: Solve for x
    x = 121,035,985,657,260.39/12,127,177.56
  6. Step 6: Final answer
    x = 9,980,556.90

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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.