Home / 10,946,258.40-16,428,718.80-4,890,309.60

Finding the Fourth Proportional to 10,946,258.40, 16,428,718.80 and 4,890,309.60

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Solution

The fourth proportional to 10,946,258.40, 16,428,718.80 and 4,890,309.60 is: 7,339,633.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,946,258.40 : 16,428,718.80 = 4,890,309.60 : x
  2. Step 2: Convert to fraction form
    10,946,258.40/16,428,718.80 = 4,890,309.60/x
  3. Step 3: Cross multiply
    10,946,258.40x = 16,428,718.80 × 4,890,309.60
  4. Step 4: Simplify right side
    10,946,258.40x = 80,341,521,263,340.48
  5. Step 5: Solve for x
    x = 80,341,521,263,340.48/10,946,258.40
  6. Step 6: Final answer
    x = 7,339,633.17

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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.