Home / 6,437,280.78-8,883,507.60-3,536,731.80

Finding the Fourth Proportional to 6,437,280.78, 8,883,507.60 and 3,536,731.80

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Solution

The fourth proportional to 6,437,280.78, 8,883,507.60 and 3,536,731.80 is: 4,880,722.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,437,280.78 : 8,883,507.60 = 3,536,731.80 : x
  2. Step 2: Convert to fraction form
    6,437,280.78/8,883,507.60 = 3,536,731.80/x
  3. Step 3: Cross multiply
    6,437,280.78x = 8,883,507.60 × 3,536,731.80
  4. Step 4: Simplify right side
    6,437,280.78x = 31,418,583,824,461.68
  5. Step 5: Solve for x
    x = 31,418,583,824,461.68/6,437,280.78
  6. Step 6: Final answer
    x = 4,880,722.92

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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.