Home / 7,052,728.80-10,601,643.60-6,553,509.60

Finding the Fourth Proportional to 7,052,728.80, 10,601,643.60 and 6,553,509.60

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Solution

The fourth proportional to 7,052,728.80, 10,601,643.60 and 6,553,509.60 is: 9,851,218.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,052,728.80 : 10,601,643.60 = 6,553,509.60 : x
  2. Step 2: Convert to fraction form
    7,052,728.80/10,601,643.60 = 6,553,509.60/x
  3. Step 3: Cross multiply
    7,052,728.80x = 10,601,643.60 × 6,553,509.60
  4. Step 4: Simplify right side
    7,052,728.80x = 69,477,973,108,378.55
  5. Step 5: Solve for x
    x = 69,477,973,108,378.55/7,052,728.80
  6. Step 6: Final answer
    x = 9,851,218.60

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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.