Home / 21,032,586.30-31,546,546.65-5,888,048.70

Finding the Fourth Proportional to 21,032,586.30, 31,546,546.65 and 5,888,048.70

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Solution

The fourth proportional to 21,032,586.30, 31,546,546.65 and 5,888,048.70 is: 8,831,419.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,032,586.30 : 31,546,546.65 = 5,888,048.70 : x
  2. Step 2: Convert to fraction form
    21,032,586.30/31,546,546.65 = 5,888,048.70/x
  3. Step 3: Cross multiply
    21,032,586.30x = 31,546,546.65 × 5,888,048.70
  4. Step 4: Simplify right side
    21,032,586.30x = 185,747,602,992,021.84
  5. Step 5: Solve for x
    x = 185,747,602,992,021.84/21,032,586.30
  6. Step 6: Final answer
    x = 8,831,419.99

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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.