Home / 9,907,477.20-14,861,215.80-6,884,168.40

Finding the Fourth Proportional to 9,907,477.20, 14,861,215.80 and 6,884,168.40

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Solution

The fourth proportional to 9,907,477.20, 14,861,215.80 and 6,884,168.40 is: 10,326,252.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,907,477.20 : 14,861,215.80 = 6,884,168.40 : x
  2. Step 2: Convert to fraction form
    9,907,477.20/14,861,215.80 = 6,884,168.40/x
  3. Step 3: Cross multiply
    9,907,477.20x = 14,861,215.80 × 6,884,168.40
  4. Step 4: Simplify right side
    9,907,477.20x = 102,307,112,195,940.73
  5. Step 5: Solve for x
    x = 102,307,112,195,940.73/9,907,477.20
  6. Step 6: Final answer
    x = 10,326,252.60

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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.