Home / 28,529,553.19-39,370,783.40-16,306,672.63

Finding the Fourth Proportional to 28,529,553.19, 39,370,783.40 and 16,306,672.63

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Solution

The fourth proportional to 28,529,553.19, 39,370,783.40 and 16,306,672.63 is: 22,503,208.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,529,553.19 : 39,370,783.40 = 16,306,672.63 : x
  2. Step 2: Convert to fraction form
    28,529,553.19/39,370,783.40 = 16,306,672.63/x
  3. Step 3: Cross multiply
    28,529,553.19x = 39,370,783.40 × 16,306,672.63
  4. Step 4: Simplify right side
    28,529,553.19x = 642,006,476,090,438.38
  5. Step 5: Solve for x
    x = 642,006,476,090,438.38/28,529,553.19
  6. Step 6: Final answer
    x = 22,503,208.23

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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.