Home / 14,374,865.13-19,839,053.43-8,181,417.75

Finding the Fourth Proportional to 14,374,865.13, 19,839,053.43 and 8,181,417.75

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Solution

The fourth proportional to 14,374,865.13, 19,839,053.43 and 8,181,417.75 is: 11,291,346.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,374,865.13 : 19,839,053.43 = 8,181,417.75 : x
  2. Step 2: Convert to fraction form
    14,374,865.13/19,839,053.43 = 8,181,417.75/x
  3. Step 3: Cross multiply
    14,374,865.13x = 19,839,053.43 × 8,181,417.75
  4. Step 4: Simplify right side
    14,374,865.13x = 162,311,583,875,400.38
  5. Step 5: Solve for x
    x = 162,311,583,875,400.38/14,374,865.13
  6. Step 6: Final answer
    x = 11,291,346.56

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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.