Home / 6,443,894.40-9,665,622.90-1,651,630.65

Finding the Fourth Proportional to 6,443,894.40, 9,665,622.90 and 1,651,630.65

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Solution

The fourth proportional to 6,443,894.40, 9,665,622.90 and 1,651,630.65 is: 2,477,389.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,443,894.40 : 9,665,622.90 = 1,651,630.65 : x
  2. Step 2: Convert to fraction form
    6,443,894.40/9,665,622.90 = 1,651,630.65/x
  3. Step 3: Cross multiply
    6,443,894.40x = 9,665,622.90 × 1,651,630.65
  4. Step 4: Simplify right side
    6,443,894.40x = 15,964,039,032,981.88
  5. Step 5: Solve for x
    x = 15,964,039,032,981.88/6,443,894.40
  6. Step 6: Final answer
    x = 2,477,389.92

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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.