Home / 18,398,085.40-27,607,625.70-7,046,680.60

Finding the Fourth Proportional to 18,398,085.40, 27,607,625.70 and 7,046,680.60

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Solution

The fourth proportional to 18,398,085.40, 27,607,625.70 and 7,046,680.60 is: 10,574,041.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,398,085.40 : 27,607,625.70 = 7,046,680.60 : x
  2. Step 2: Convert to fraction form
    18,398,085.40/27,607,625.70 = 7,046,680.60/x
  3. Step 3: Cross multiply
    18,398,085.40x = 27,607,625.70 × 7,046,680.60
  4. Step 4: Simplify right side
    18,398,085.40x = 194,542,120,432,251.41
  5. Step 5: Solve for x
    x = 194,542,120,432,251.41/18,398,085.40
  6. Step 6: Final answer
    x = 10,574,041.60

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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.