Home / 9,919,918.58-13,690,981.74-6,054,685.86

Finding the Fourth Proportional to 9,919,918.58, 13,690,981.74 and 6,054,685.86

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Solution

The fourth proportional to 9,919,918.58, 13,690,981.74 and 6,054,685.86 is: 8,356,378.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,919,918.58 : 13,690,981.74 = 6,054,685.86 : x
  2. Step 2: Convert to fraction form
    9,919,918.58/13,690,981.74 = 6,054,685.86/x
  3. Step 3: Cross multiply
    9,919,918.58x = 13,690,981.74 × 6,054,685.86
  4. Step 4: Simplify right side
    9,919,918.58x = 82,894,593,550,696.20
  5. Step 5: Solve for x
    x = 82,894,593,550,696.20/9,919,918.58
  6. Step 6: Final answer
    x = 8,356,378.42

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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.