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Finding the Fourth Proportional to 7,576,896, 11,369,828.02 and 2,787,948.30

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Solution

The fourth proportional to 7,576,896, 11,369,828.02 and 2,787,948.30 is: 4,183,572.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,576,896 : 11,369,828.02 = 2,787,948.30 : x
  2. Step 2: Convert to fraction form
    7,576,896/11,369,828.02 = 2,787,948.30/x
  3. Step 3: Cross multiply
    7,576,896x = 11,369,828.02 × 2,787,948.30
  4. Step 4: Simplify right side
    7,576,896x = 31,698,492,699,651.36
  5. Step 5: Solve for x
    x = 31,698,492,699,651.36/7,576,896
  6. Step 6: Final answer
    x = 4,183,572.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.