Home / 7,685,307.86-10,605,706.55-4,377,601.58

Finding the Fourth Proportional to 7,685,307.86, 10,605,706.55 and 4,377,601.58

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Solution

The fourth proportional to 7,685,307.86, 10,605,706.55 and 4,377,601.58 is: 6,041,079.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,685,307.86 : 10,605,706.55 = 4,377,601.58 : x
  2. Step 2: Convert to fraction form
    7,685,307.86/10,605,706.55 = 4,377,601.58/x
  3. Step 3: Cross multiply
    7,685,307.86x = 10,605,706.55 × 4,377,601.58
  4. Step 4: Simplify right side
    7,685,307.86x = 46,427,557,675,379.81
  5. Step 5: Solve for x
    x = 46,427,557,675,379.81/7,685,307.86
  6. Step 6: Final answer
    x = 6,041,079.75

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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.