Home / 15,564,276.80-23,349,914.40-9,171,238.40

Finding the Fourth Proportional to 15,564,276.80, 23,349,914.40 and 9,171,238.40

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Solution

The fourth proportional to 15,564,276.80, 23,349,914.40 and 9,171,238.40 is: 13,758,919.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,564,276.80 : 23,349,914.40 = 9,171,238.40 : x
  2. Step 2: Convert to fraction form
    15,564,276.80/23,349,914.40 = 9,171,238.40/x
  3. Step 3: Cross multiply
    15,564,276.80x = 23,349,914.40 × 9,171,238.40
  4. Step 4: Simplify right side
    15,564,276.80x = 214,147,631,581,992.97
  5. Step 5: Solve for x
    x = 214,147,631,581,992.97/15,564,276.80
  6. Step 6: Final answer
    x = 13,758,919.50

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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.