Home / 8,578,138.14-11,837,830.46-4,710,723.89

Finding the Fourth Proportional to 8,578,138.14, 11,837,830.46 and 4,710,723.89

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Solution

The fourth proportional to 8,578,138.14, 11,837,830.46 and 4,710,723.89 is: 6,500,798.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,578,138.14 : 11,837,830.46 = 4,710,723.89 : x
  2. Step 2: Convert to fraction form
    8,578,138.14/11,837,830.46 = 4,710,723.89/x
  3. Step 3: Cross multiply
    8,578,138.14x = 11,837,830.46 × 4,710,723.89
  4. Step 4: Simplify right side
    8,578,138.14x = 55,764,750,670,948.91
  5. Step 5: Solve for x
    x = 55,764,750,670,948.91/8,578,138.14
  6. Step 6: Final answer
    x = 6,500,798.86

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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.