Home / 6,437,620.20-9,656,430.30-6,353,639.40

Finding the Fourth Proportional to 6,437,620.20, 9,656,430.30 and 6,353,639.40

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Solution

The fourth proportional to 6,437,620.20, 9,656,430.30 and 6,353,639.40 is: 9,530,459.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,437,620.20 : 9,656,430.30 = 6,353,639.40 : x
  2. Step 2: Convert to fraction form
    6,437,620.20/9,656,430.30 = 6,353,639.40/x
  3. Step 3: Cross multiply
    6,437,620.20x = 9,656,430.30 × 6,353,639.40
  4. Step 4: Simplify right side
    6,437,620.20x = 61,353,476,017,433.83
  5. Step 5: Solve for x
    x = 61,353,476,017,433.83/6,437,620.20
  6. Step 6: Final answer
    x = 9,530,459.10

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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.