Home / 9,696,990.24-13,381,442.73-5,286,620.16

Finding the Fourth Proportional to 9,696,990.24, 13,381,442.73 and 5,286,620.16

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Solution

The fourth proportional to 9,696,990.24, 13,381,442.73 and 5,286,620.16 is: 7,295,315.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,696,990.24 : 13,381,442.73 = 5,286,620.16 : x
  2. Step 2: Convert to fraction form
    9,696,990.24/13,381,442.73 = 5,286,620.16/x
  3. Step 3: Cross multiply
    9,696,990.24x = 13,381,442.73 × 5,286,620.16
  4. Step 4: Simplify right side
    9,696,990.24x = 70,742,604,906,303.44
  5. Step 5: Solve for x
    x = 70,742,604,906,303.44/9,696,990.24
  6. Step 6: Final answer
    x = 7,295,315.68

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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.