Home / 14,016,756-19,343,123.28-7,578,228

Finding the Fourth Proportional to 14,016,756, 19,343,123.28 and 7,578,228

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Solution

The fourth proportional to 14,016,756, 19,343,123.28 and 7,578,228 is: 10,457,954.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,016,756 : 19,343,123.28 = 7,578,228 : x
  2. Step 2: Convert to fraction form
    14,016,756/19,343,123.28 = 7,578,228/x
  3. Step 3: Cross multiply
    14,016,756x = 19,343,123.28 × 7,578,228
  4. Step 4: Simplify right side
    14,016,756x = 146,586,598,447,947.84
  5. Step 5: Solve for x
    x = 146,586,598,447,947.84/14,016,756
  6. Step 6: Final answer
    x = 10,457,954.64

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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.