Home / 8,740,295.48-12,069,223.76-5,482,709.78

Finding the Fourth Proportional to 8,740,295.48, 12,069,223.76 and 5,482,709.78

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Solution

The fourth proportional to 8,740,295.48, 12,069,223.76 and 5,482,709.78 is: 7,570,916.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,740,295.48 : 12,069,223.76 = 5,482,709.78 : x
  2. Step 2: Convert to fraction form
    8,740,295.48/12,069,223.76 = 5,482,709.78/x
  3. Step 3: Cross multiply
    8,740,295.48x = 12,069,223.76 × 5,482,709.78
  4. Step 4: Simplify right side
    8,740,295.48x = 66,172,051,099,321.03
  5. Step 5: Solve for x
    x = 66,172,051,099,321.03/8,740,295.48
  6. Step 6: Final answer
    x = 7,570,916.94

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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.