Home / 11,303,380.80-16,955,071.20-7,048,353.60

Finding the Fourth Proportional to 11,303,380.80, 16,955,071.20 and 7,048,353.60

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Solution

The fourth proportional to 11,303,380.80, 16,955,071.20 and 7,048,353.60 is: 10,572,530.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,303,380.80 : 16,955,071.20 = 7,048,353.60 : x
  2. Step 2: Convert to fraction form
    11,303,380.80/16,955,071.20 = 7,048,353.60/x
  3. Step 3: Cross multiply
    11,303,380.80x = 16,955,071.20 × 7,048,353.60
  4. Step 4: Simplify right side
    11,303,380.80x = 119,505,337,130,776.31
  5. Step 5: Solve for x
    x = 119,505,337,130,776.31/11,303,380.80
  6. Step 6: Final answer
    x = 10,572,530.40

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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.