Home / 4,811,168.16-6,639,411.51-2,877,428.43

Finding the Fourth Proportional to 4,811,168.16, 6,639,411.51 and 2,877,428.43

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Solution

The fourth proportional to 4,811,168.16, 6,639,411.51 and 2,877,428.43 is: 3,970,850.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,811,168.16 : 6,639,411.51 = 2,877,428.43 : x
  2. Step 2: Convert to fraction form
    4,811,168.16/6,639,411.51 = 2,877,428.43/x
  3. Step 3: Cross multiply
    4,811,168.16x = 6,639,411.51 × 2,877,428.43
  4. Step 4: Simplify right side
    4,811,168.16x = 19,104,431,437,343.23
  5. Step 5: Solve for x
    x = 19,104,431,437,343.23/4,811,168.16
  6. Step 6: Final answer
    x = 3,970,850.90

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Double scale
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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.