Home / 9,739,449.29-13,440,835.64-5,388,464.72

Finding the Fourth Proportional to 9,739,449.29, 13,440,835.64 and 5,388,464.72

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Solution

The fourth proportional to 9,739,449.29, 13,440,835.64 and 5,388,464.72 is: 7,436,300.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,739,449.29 : 13,440,835.64 = 5,388,464.72 : x
  2. Step 2: Convert to fraction form
    9,739,449.29/13,440,835.64 = 5,388,464.72/x
  3. Step 3: Cross multiply
    9,739,449.29x = 13,440,835.64 × 5,388,464.72
  4. Step 4: Simplify right side
    9,739,449.29x = 72,425,468,559,312.11
  5. Step 5: Solve for x
    x = 72,425,468,559,312.11/9,739,449.29
  6. Step 6: Final answer
    x = 7,436,300.19

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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.