Home / 21,999,301.94-30,358,580-12,209,177.54

Finding the Fourth Proportional to 21,999,301.94, 30,358,580 and 12,209,177.54

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Solution

The fourth proportional to 21,999,301.94, 30,358,580 and 12,209,177.54 is: 16,848,411.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,999,301.94 : 30,358,580 = 12,209,177.54 : x
  2. Step 2: Convert to fraction form
    21,999,301.94/30,358,580 = 12,209,177.54/x
  3. Step 3: Cross multiply
    21,999,301.94x = 30,358,580 × 12,209,177.54
  4. Step 4: Simplify right side
    21,999,301.94x = 370,653,293,082,293.19
  5. Step 5: Solve for x
    x = 370,653,293,082,293.19/21,999,301.94
  6. Step 6: Final answer
    x = 16,848,411.56

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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.