Home / 8,590,956.39-11,855,413.53-4,723,443.72

Finding the Fourth Proportional to 8,590,956.39, 11,855,413.53 and 4,723,443.72

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Solution

The fourth proportional to 8,590,956.39, 11,855,413.53 and 4,723,443.72 is: 6,518,293.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,590,956.39 : 11,855,413.53 = 4,723,443.72 : x
  2. Step 2: Convert to fraction form
    8,590,956.39/11,855,413.53 = 4,723,443.72/x
  3. Step 3: Cross multiply
    8,590,956.39x = 11,855,413.53 × 4,723,443.72
  4. Step 4: Simplify right side
    8,590,956.39x = 55,998,378,586,281.52
  5. Step 5: Solve for x
    x = 55,998,378,586,281.52/8,590,956.39
  6. Step 6: Final answer
    x = 6,518,293.89

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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.