Home / 6,918,878.03-10,378,353.96-4,537,800.95

Finding the Fourth Proportional to 6,918,878.03, 10,378,353.96 and 4,537,800.95

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Solution

The fourth proportional to 6,918,878.03, 10,378,353.96 and 4,537,800.95 is: 6,806,725.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,918,878.03 : 10,378,353.96 = 4,537,800.95 : x
  2. Step 2: Convert to fraction form
    6,918,878.03/10,378,353.96 = 4,537,800.95/x
  3. Step 3: Cross multiply
    6,918,878.03x = 10,378,353.96 × 4,537,800.95
  4. Step 4: Simplify right side
    6,918,878.03x = 47,094,904,407,232.50
  5. Step 5: Solve for x
    x = 47,094,904,407,232.50/6,918,878.03
  6. Step 6: Final answer
    x = 6,806,725.63

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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.