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Finding the Fourth Proportional to 6,474,295.68, 8,934,528.48 and 3,573,687.24

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Solution

The fourth proportional to 6,474,295.68, 8,934,528.48 and 3,573,687.24 is: 4,931,688.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,474,295.68 : 8,934,528.48 = 3,573,687.24 : x
  2. Step 2: Convert to fraction form
    6,474,295.68/8,934,528.48 = 3,573,687.24/x
  3. Step 3: Cross multiply
    6,474,295.68x = 8,934,528.48 × 3,573,687.24
  4. Step 4: Simplify right side
    6,474,295.68x = 31,929,210,424,392.60
  5. Step 5: Solve for x
    x = 31,929,210,424,392.60/6,474,295.68
  6. Step 6: Final answer
    x = 4,931,688.63

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1.5x scale

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.