Home / 9,379,524.48-13,990,427.16-8,518,458.84

Finding the Fourth Proportional to 9,379,524.48, 13,990,427.16 and 8,518,458.84

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Solution

The fourth proportional to 9,379,524.48, 13,990,427.16 and 8,518,458.84 is: 12,706,068.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,379,524.48 : 13,990,427.16 = 8,518,458.84 : x
  2. Step 2: Convert to fraction form
    9,379,524.48/13,990,427.16 = 8,518,458.84/x
  3. Step 3: Cross multiply
    9,379,524.48x = 13,990,427.16 × 8,518,458.84
  4. Step 4: Simplify right side
    9,379,524.48x = 119,176,877,916,478.09
  5. Step 5: Solve for x
    x = 119,176,877,916,478.09/9,379,524.48
  6. Step 6: Final answer
    x = 12,706,068.22

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.