Home / 42,646,586.80-63,969,880.20-34,993,836.40

Finding the Fourth Proportional to 42,646,586.80, 63,969,880.20 and 34,993,836.40

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Solution

The fourth proportional to 42,646,586.80, 63,969,880.20 and 34,993,836.40 is: 52,490,754.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,646,586.80 : 63,969,880.20 = 34,993,836.40 : x
  2. Step 2: Convert to fraction form
    42,646,586.80/63,969,880.20 = 34,993,836.40/x
  3. Step 3: Cross multiply
    42,646,586.80x = 63,969,880.20 × 34,993,836.40
  4. Step 4: Simplify right side
    42,646,586.80x = 2,238,551,522,246,399.25
  5. Step 5: Solve for x
    x = 2,238,551,522,246,399.25/42,646,586.80
  6. Step 6: Final answer
    x = 52,490,754.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.