Home / 19,278,329.23-28,899,115.60-6,492,254.35

Finding the Fourth Proportional to 19,278,329.23, 28,899,115.60 and 6,492,254.35

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Solution

The fourth proportional to 19,278,329.23, 28,899,115.60 and 6,492,254.35 is: 9,732,192.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,278,329.23 : 28,899,115.60 = 6,492,254.35 : x
  2. Step 2: Convert to fraction form
    19,278,329.23/28,899,115.60 = 6,492,254.35/x
  3. Step 3: Cross multiply
    19,278,329.23x = 28,899,115.60 × 6,492,254.35
  4. Step 4: Simplify right side
    19,278,329.23x = 187,620,408,965,252.84
  5. Step 5: Solve for x
    x = 187,620,408,965,252.84/19,278,329.23
  6. Step 6: Final answer
    x = 9,732,192.39

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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.