Home / 12,803,722.20-19,247,573.70-9,043,248.60

Finding the Fourth Proportional to 12,803,722.20, 19,247,573.70 and 9,043,248.60

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Solution

The fourth proportional to 12,803,722.20, 19,247,573.70 and 9,043,248.60 is: 13,594,530.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,803,722.20 : 19,247,573.70 = 9,043,248.60 : x
  2. Step 2: Convert to fraction form
    12,803,722.20/19,247,573.70 = 9,043,248.60/x
  3. Step 3: Cross multiply
    12,803,722.20x = 19,247,573.70 × 9,043,248.60
  4. Step 4: Simplify right side
    12,803,722.20x = 174,060,593,915,921.81
  5. Step 5: Solve for x
    x = 174,060,593,915,921.81/12,803,722.20
  6. Step 6: Final answer
    x = 13,594,530.65

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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.