Home / 9,630,981.53-13,290,751.29-5,279,974.42

Finding the Fourth Proportional to 9,630,981.53, 13,290,751.29 and 5,279,974.42

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Solution

The fourth proportional to 9,630,981.53, 13,290,751.29 and 5,279,974.42 is: 7,286,362.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,630,981.53 : 13,290,751.29 = 5,279,974.42 : x
  2. Step 2: Convert to fraction form
    9,630,981.53/13,290,751.29 = 5,279,974.42/x
  3. Step 3: Cross multiply
    9,630,981.53x = 13,290,751.29 × 5,279,974.42
  4. Step 4: Simplify right side
    9,630,981.53x = 70,174,826,833,781.99
  5. Step 5: Solve for x
    x = 70,174,826,833,781.99/9,630,981.53
  6. Step 6: Final answer
    x = 7,286,362.93

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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.