Home / 9,078,550.34-12,528,022.41-4,948,490.61

Finding the Fourth Proportional to 9,078,550.34, 12,528,022.41 and 4,948,490.61

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Solution

The fourth proportional to 9,078,550.34, 12,528,022.41 and 4,948,490.61 is: 6,828,711.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,078,550.34 : 12,528,022.41 = 4,948,490.61 : x
  2. Step 2: Convert to fraction form
    9,078,550.34/12,528,022.41 = 4,948,490.61/x
  3. Step 3: Cross multiply
    9,078,550.34x = 12,528,022.41 × 4,948,490.61
  4. Step 4: Simplify right side
    9,078,550.34x = 61,994,801,257,754.58
  5. Step 5: Solve for x
    x = 61,994,801,257,754.58/9,078,550.34
  6. Step 6: Final answer
    x = 6,828,711.52

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1.5x scale

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.