Home / 6,236,405.40-9,353,733.30-1,977,004.20

Finding the Fourth Proportional to 6,236,405.40, 9,353,733.30 and 1,977,004.20

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Solution

The fourth proportional to 6,236,405.40, 9,353,733.30 and 1,977,004.20 is: 2,965,228.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,236,405.40 : 9,353,733.30 = 1,977,004.20 : x
  2. Step 2: Convert to fraction form
    6,236,405.40/9,353,733.30 = 1,977,004.20/x
  3. Step 3: Cross multiply
    6,236,405.40x = 9,353,733.30 × 1,977,004.20
  4. Step 4: Simplify right side
    6,236,405.40x = 18,492,370,019,779.86
  5. Step 5: Solve for x
    x = 18,492,370,019,779.86/6,236,405.40
  6. Step 6: Final answer
    x = 2,965,228.98

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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.