Home / 18,208,604.64-25,127,901.44-10,368,123.28

Finding the Fourth Proportional to 18,208,604.64, 25,127,901.44 and 10,368,123.28

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Solution

The fourth proportional to 18,208,604.64, 25,127,901.44 and 10,368,123.28 is: 14,308,025.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,208,604.64 : 25,127,901.44 = 10,368,123.28 : x
  2. Step 2: Convert to fraction form
    18,208,604.64/25,127,901.44 = 10,368,123.28/x
  3. Step 3: Cross multiply
    18,208,604.64x = 25,127,901.44 × 10,368,123.28
  4. Step 4: Simplify right side
    18,208,604.64x = 260,529,179,897,609.53
  5. Step 5: Solve for x
    x = 260,529,179,897,609.53/18,208,604.64
  6. Step 6: Final answer
    x = 14,308,025.52

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1.5x scale

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.