Home / 28,889,329.14-43,352,771.74-12,510,609.12

Finding the Fourth Proportional to 28,889,329.14, 43,352,771.74 and 12,510,609.12

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Solution

The fourth proportional to 28,889,329.14, 43,352,771.74 and 12,510,609.12 is: 18,774,045.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,889,329.14 : 43,352,771.74 = 12,510,609.12 : x
  2. Step 2: Convert to fraction form
    28,889,329.14/43,352,771.74 = 12,510,609.12/x
  3. Step 3: Cross multiply
    28,889,329.14x = 43,352,771.74 × 12,510,609.12
  4. Step 4: Simplify right side
    28,889,329.14x = 542,369,581,476,445.69
  5. Step 5: Solve for x
    x = 542,369,581,476,445.69/28,889,329.14
  6. Step 6: Final answer
    x = 18,774,045.56

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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.