Home / 11,827,903.65-16,329,896.22-9,069,291.57

Finding the Fourth Proportional to 11,827,903.65, 16,329,896.22 and 9,069,291.57

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Solution

The fourth proportional to 11,827,903.65, 16,329,896.22 and 9,069,291.57 is: 12,521,288.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,827,903.65 : 16,329,896.22 = 9,069,291.57 : x
  2. Step 2: Convert to fraction form
    11,827,903.65/16,329,896.22 = 9,069,291.57/x
  3. Step 3: Cross multiply
    11,827,903.65x = 16,329,896.22 × 9,069,291.57
  4. Step 4: Simplify right side
    11,827,903.65x = 148,100,590,127,020.88
  5. Step 5: Solve for x
    x = 148,100,590,127,020.88/11,827,903.65
  6. Step 6: Final answer
    x = 12,521,288.18

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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.