Home / 30,817,144.46-42,526,845.39-17,586,084.23

Finding the Fourth Proportional to 30,817,144.46, 42,526,845.39 and 17,586,084.23

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Solution

The fourth proportional to 30,817,144.46, 42,526,845.39 and 17,586,084.23 is: 24,268,331.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,817,144.46 : 42,526,845.39 = 17,586,084.23 : x
  2. Step 2: Convert to fraction form
    30,817,144.46/42,526,845.39 = 17,586,084.23/x
  3. Step 3: Cross multiply
    30,817,144.46x = 42,526,845.39 × 17,586,084.23
  4. Step 4: Simplify right side
    30,817,144.46x = 747,880,685,064,727.25
  5. Step 5: Solve for x
    x = 747,880,685,064,727.25/30,817,144.46
  6. Step 6: Final answer
    x = 24,268,331.74

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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.