Home / 6,122,030.60-9,172,548.30-3,991,017.80

Finding the Fourth Proportional to 6,122,030.60, 9,172,548.30 and 3,991,017.80

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Solution

The fourth proportional to 6,122,030.60, 9,172,548.30 and 3,991,017.80 is: 5,979,683.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,122,030.60 : 9,172,548.30 = 3,991,017.80 : x
  2. Step 2: Convert to fraction form
    6,122,030.60/9,172,548.30 = 3,991,017.80/x
  3. Step 3: Cross multiply
    6,122,030.60x = 9,172,548.30 × 3,991,017.80
  4. Step 4: Simplify right side
    6,122,030.60x = 36,607,803,536,659.74
  5. Step 5: Solve for x
    x = 36,607,803,536,659.74/6,122,030.60
  6. Step 6: Final answer
    x = 5,979,683.20

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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.