Home / 9,828,782.55-13,564,181.78-5,477,900.02

Finding the Fourth Proportional to 9,828,782.55, 13,564,181.78 and 5,477,900.02

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Solution

The fourth proportional to 9,828,782.55, 13,564,181.78 and 5,477,900.02 is: 7,559,759.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,828,782.55 : 13,564,181.78 = 5,477,900.02 : x
  2. Step 2: Convert to fraction form
    9,828,782.55/13,564,181.78 = 5,477,900.02/x
  3. Step 3: Cross multiply
    9,828,782.55x = 13,564,181.78 × 5,477,900.02
  4. Step 4: Simplify right side
    9,828,782.55x = 74,303,231,616,556.12
  5. Step 5: Solve for x
    x = 74,303,231,616,556.12/9,828,782.55
  6. Step 6: Final answer
    x = 7,559,759.43

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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.