Home / 18,444,428.20-27,666,642.30-14,857,201.45

Finding the Fourth Proportional to 18,444,428.20, 27,666,642.30 and 14,857,201.45

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Solution

The fourth proportional to 18,444,428.20, 27,666,642.30 and 14,857,201.45 is: 22,285,802.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,444,428.20 : 27,666,642.30 = 14,857,201.45 : x
  2. Step 2: Convert to fraction form
    18,444,428.20/27,666,642.30 = 14,857,201.45/x
  3. Step 3: Cross multiply
    18,444,428.20x = 27,666,642.30 × 14,857,201.45
  4. Step 4: Simplify right side
    18,444,428.20x = 411,048,878,096,191.31
  5. Step 5: Solve for x
    x = 411,048,878,096,191.31/18,444,428.20
  6. Step 6: Final answer
    x = 22,285,802.18

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1.5x scale

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.