Home / 12,283,928.32-16,957,256.64-7,935,134.68

Finding the Fourth Proportional to 12,283,928.32, 16,957,256.64 and 7,935,134.68

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Solution

The fourth proportional to 12,283,928.32, 16,957,256.64 and 7,935,134.68 is: 10,953,997.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,283,928.32 : 16,957,256.64 = 7,935,134.68 : x
  2. Step 2: Convert to fraction form
    12,283,928.32/16,957,256.64 = 7,935,134.68/x
  3. Step 3: Cross multiply
    12,283,928.32x = 16,957,256.64 × 7,935,134.68
  4. Step 4: Simplify right side
    12,283,928.32x = 134,558,115,241,724.28
  5. Step 5: Solve for x
    x = 134,558,115,241,724.28/12,283,928.32
  6. Step 6: Final answer
    x = 10,953,997.10

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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.