Home / 19,328,515.34-28,992,947.94-5,865,343.34

Finding the Fourth Proportional to 19,328,515.34, 28,992,947.94 and 5,865,343.34

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Solution

The fourth proportional to 19,328,515.34, 28,992,947.94 and 5,865,343.34 is: 8,798,068.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,328,515.34 : 28,992,947.94 = 5,865,343.34 : x
  2. Step 2: Convert to fraction form
    19,328,515.34/28,992,947.94 = 5,865,343.34/x
  3. Step 3: Cross multiply
    19,328,515.34x = 28,992,947.94 × 5,865,343.34
  4. Step 4: Simplify right side
    19,328,515.34x = 170,053,593,961,881
  5. Step 5: Solve for x
    x = 170,053,593,961,881/19,328,515.34
  6. Step 6: Final answer
    x = 8,798,068.09

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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.