Home / 18,816,009.40-28,224,014.10-14,569,276.60

Finding the Fourth Proportional to 18,816,009.40, 28,224,014.10 and 14,569,276.60

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Solution

The fourth proportional to 18,816,009.40, 28,224,014.10 and 14,569,276.60 is: 21,853,914.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,816,009.40 : 28,224,014.10 = 14,569,276.60 : x
  2. Step 2: Convert to fraction form
    18,816,009.40/28,224,014.10 = 14,569,276.60/x
  3. Step 3: Cross multiply
    18,816,009.40x = 28,224,014.10 × 14,569,276.60
  4. Step 4: Simplify right side
    18,816,009.40x = 411,203,468,185,200.06
  5. Step 5: Solve for x
    x = 411,203,468,185,200.06/18,816,009.40
  6. Step 6: Final answer
    x = 21,853,914.90

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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.