Home / 8,740,288.37-12,069,213.93-5,482,702.65

Finding the Fourth Proportional to 8,740,288.37, 12,069,213.93 and 5,482,702.65

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Solution

The fourth proportional to 8,740,288.37, 12,069,213.93 and 5,482,702.65 is: 7,570,907.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,740,288.37 : 12,069,213.93 = 5,482,702.65 : x
  2. Step 2: Convert to fraction form
    8,740,288.37/12,069,213.93 = 5,482,702.65/x
  3. Step 3: Cross multiply
    8,740,288.37x = 12,069,213.93 × 5,482,702.65
  4. Step 4: Simplify right side
    8,740,288.37x = 66,171,911,197,427.91
  5. Step 5: Solve for x
    x = 66,171,911,197,427.91/8,740,288.37
  6. Step 6: Final answer
    x = 7,570,907.10

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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.