Home / 14,769,801.23-20,384,112.99-8,406,203.25

Finding the Fourth Proportional to 14,769,801.23, 20,384,112.99 and 8,406,203.25

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Solution

The fourth proportional to 14,769,801.23, 20,384,112.99 and 8,406,203.25 is: 11,601,577.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,769,801.23 : 20,384,112.99 = 8,406,203.25 : x
  2. Step 2: Convert to fraction form
    14,769,801.23/20,384,112.99 = 8,406,203.25/x
  3. Step 3: Cross multiply
    14,769,801.23x = 20,384,112.99 × 8,406,203.25
  4. Step 4: Simplify right side
    14,769,801.23x = 171,352,996,903,583.41
  5. Step 5: Solve for x
    x = 171,352,996,903,583.41/14,769,801.23
  6. Step 6: Final answer
    x = 11,601,577.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.