Home / 8,301,982.40-12,455,306.40-4,042,289.60

Finding the Fourth Proportional to 8,301,982.40, 12,455,306.40 and 4,042,289.60

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Solution

The fourth proportional to 8,301,982.40, 12,455,306.40 and 4,042,289.60 is: 6,064,570.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,301,982.40 : 12,455,306.40 = 4,042,289.60 : x
  2. Step 2: Convert to fraction form
    8,301,982.40/12,455,306.40 = 4,042,289.60/x
  3. Step 3: Cross multiply
    8,301,982.40x = 12,455,306.40 × 4,042,289.60
  4. Step 4: Simplify right side
    8,301,982.40x = 50,347,955,525,533.45
  5. Step 5: Solve for x
    x = 50,347,955,525,533.45/8,301,982.40
  6. Step 6: Final answer
    x = 6,064,570.26

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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.