Home / 18,882,813.65-28,324,127.01-16,316,218.34

Finding the Fourth Proportional to 18,882,813.65, 28,324,127.01 and 16,316,218.34

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Solution

The fourth proportional to 18,882,813.65, 28,324,127.01 and 16,316,218.34 is: 24,474,246.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,882,813.65 : 28,324,127.01 = 16,316,218.34 : x
  2. Step 2: Convert to fraction form
    18,882,813.65/28,324,127.01 = 16,316,218.34/x
  3. Step 3: Cross multiply
    18,882,813.65x = 28,324,127.01 × 16,316,218.34
  4. Step 4: Simplify right side
    18,882,813.65x = 462,142,640,443,430.75
  5. Step 5: Solve for x
    x = 462,142,640,443,430.75/18,882,813.65
  6. Step 6: Final answer
    x = 24,474,246.75

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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.