Home / 7,808,077.28-10,772,538.88-4,544,199.84

Finding the Fourth Proportional to 7,808,077.28, 10,772,538.88 and 4,544,199.84

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Solution

The fourth proportional to 7,808,077.28, 10,772,538.88 and 4,544,199.84 is: 6,269,478.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,808,077.28 : 10,772,538.88 = 4,544,199.84 : x
  2. Step 2: Convert to fraction form
    7,808,077.28/10,772,538.88 = 4,544,199.84/x
  3. Step 3: Cross multiply
    7,808,077.28x = 10,772,538.88 × 4,544,199.84
  4. Step 4: Simplify right side
    7,808,077.28x = 48,952,569,454,889.78
  5. Step 5: Solve for x
    x = 48,952,569,454,889.78/7,808,077.28
  6. Step 6: Final answer
    x = 6,269,478.09

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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.