Home / 11,409,987.42-17,120,516.98-5,019,409.40

Finding the Fourth Proportional to 11,409,987.42, 17,120,516.98 and 5,019,409.40

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Solution

The fourth proportional to 11,409,987.42, 17,120,516.98 and 5,019,409.40 is: 7,531,549.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,409,987.42 : 17,120,516.98 = 5,019,409.40 : x
  2. Step 2: Convert to fraction form
    11,409,987.42/17,120,516.98 = 5,019,409.40/x
  3. Step 3: Cross multiply
    11,409,987.42x = 17,120,516.98 × 5,019,409.40
  4. Step 4: Simplify right side
    11,409,987.42x = 85,934,883,862,271.62
  5. Step 5: Solve for x
    x = 85,934,883,862,271.62/11,409,987.42
  6. Step 6: Final answer
    x = 7,531,549.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.