Home / 9,662,595-13,334,549.58-5,311,864.68

Finding the Fourth Proportional to 9,662,595, 13,334,549.58 and 5,311,864.68

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Solution

The fourth proportional to 9,662,595, 13,334,549.58 and 5,311,864.68 is: 7,330,465.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,662,595 : 13,334,549.58 = 5,311,864.68 : x
  2. Step 2: Convert to fraction form
    9,662,595/13,334,549.58 = 5,311,864.68/x
  3. Step 3: Cross multiply
    9,662,595x = 13,334,549.58 × 5,311,864.68
  4. Step 4: Simplify right side
    9,662,595x = 70,831,322,937,710.83
  5. Step 5: Solve for x
    x = 70,831,322,937,710.83/9,662,595
  6. Step 6: Final answer
    x = 7,330,465.88

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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.