Home / 28,798,943.40-43,204,635.90-8,606,226.60

Finding the Fourth Proportional to 28,798,943.40, 43,204,635.90 and 8,606,226.60

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Solution

The fourth proportional to 28,798,943.40, 43,204,635.90 and 8,606,226.60 is: 12,911,198.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,798,943.40 : 43,204,635.90 = 8,606,226.60 : x
  2. Step 2: Convert to fraction form
    28,798,943.40/43,204,635.90 = 8,606,226.60/x
  3. Step 3: Cross multiply
    28,798,943.40x = 43,204,635.90 × 8,606,226.60
  4. Step 4: Simplify right side
    28,798,943.40x = 371,828,886,725,894.94
  5. Step 5: Solve for x
    x = 371,828,886,725,894.94/28,798,943.40
  6. Step 6: Final answer
    x = 12,911,198.91

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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.