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Finding the Fourth Proportional to 9,641,509.14, 13,311,515.44 and 5,974,317.30

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Solution

The fourth proportional to 9,641,509.14, 13,311,515.44 and 5,974,317.30 is: 8,248,420.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,641,509.14 : 13,311,515.44 = 5,974,317.30 : x
  2. Step 2: Convert to fraction form
    9,641,509.14/13,311,515.44 = 5,974,317.30/x
  3. Step 3: Cross multiply
    9,641,509.14x = 13,311,515.44 × 5,974,317.30
  4. Step 4: Simplify right side
    9,641,509.14x = 79,527,216,982,409.11
  5. Step 5: Solve for x
    x = 79,527,216,982,409.11/9,641,509.14
  6. Step 6: Final answer
    x = 8,248,420.02

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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.