Home / 28,424,983.78-42,645,029.34-8,994,554.94

Finding the Fourth Proportional to 28,424,983.78, 42,645,029.34 and 8,994,554.94

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Solution

The fourth proportional to 28,424,983.78, 42,645,029.34 and 8,994,554.94 is: 13,494,222.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,424,983.78 : 42,645,029.34 = 8,994,554.94 : x
  2. Step 2: Convert to fraction form
    28,424,983.78/42,645,029.34 = 8,994,554.94/x
  3. Step 3: Cross multiply
    28,424,983.78x = 42,645,029.34 × 8,994,554.94
  4. Step 4: Simplify right side
    28,424,983.78x = 383,573,059,270,312.06
  5. Step 5: Solve for x
    x = 383,573,059,270,312.06/28,424,983.78
  6. Step 6: Final answer
    x = 13,494,222.63

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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.