Home / 7,957,405.60-11,936,108.40-6,874,986.40

Finding the Fourth Proportional to 7,957,405.60, 11,936,108.40 and 6,874,986.40

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Solution

The fourth proportional to 7,957,405.60, 11,936,108.40 and 6,874,986.40 is: 10,312,479.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,957,405.60 : 11,936,108.40 = 6,874,986.40 : x
  2. Step 2: Convert to fraction form
    7,957,405.60/11,936,108.40 = 6,874,986.40/x
  3. Step 3: Cross multiply
    7,957,405.60x = 11,936,108.40 × 6,874,986.40
  4. Step 4: Simplify right side
    7,957,405.60x = 82,060,582,918,925.77
  5. Step 5: Solve for x
    x = 82,060,582,918,925.77/7,957,405.60
  6. Step 6: Final answer
    x = 10,312,479.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.