Home / 9,515,000.68-13,130,795.46-5,164,125.64

Finding the Fourth Proportional to 9,515,000.68, 13,130,795.46 and 5,164,125.64

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Solution

The fourth proportional to 9,515,000.68, 13,130,795.46 and 5,164,125.64 is: 7,126,544.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,515,000.68 : 13,130,795.46 = 5,164,125.64 : x
  2. Step 2: Convert to fraction form
    9,515,000.68/13,130,795.46 = 5,164,125.64/x
  3. Step 3: Cross multiply
    9,515,000.68x = 13,130,795.46 × 5,164,125.64
  4. Step 4: Simplify right side
    9,515,000.68x = 67,809,077,508,581.59
  5. Step 5: Solve for x
    x = 67,809,077,508,581.59/9,515,000.68
  6. Step 6: Final answer
    x = 7,126,544.68

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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.