Home / 6,446,528.17-8,896,861.39-3,693,580.76

Finding the Fourth Proportional to 6,446,528.17, 8,896,861.39 and 3,693,580.76

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Solution

The fourth proportional to 6,446,528.17, 8,896,861.39 and 3,693,580.76 is: 5,097,515.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,446,528.17 : 8,896,861.39 = 3,693,580.76 : x
  2. Step 2: Convert to fraction form
    6,446,528.17/8,896,861.39 = 3,693,580.76/x
  3. Step 3: Cross multiply
    6,446,528.17x = 8,896,861.39 × 3,693,580.76
  4. Step 4: Simplify right side
    6,446,528.17x = 32,861,276,054,490.86
  5. Step 5: Solve for x
    x = 32,861,276,054,490.86/6,446,528.17
  6. Step 6: Final answer
    x = 5,097,515.31

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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.