Home / 18,349,260.40-27,523,890.60-12,302,642.80

Finding the Fourth Proportional to 18,349,260.40, 27,523,890.60 and 12,302,642.80

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Solution

The fourth proportional to 18,349,260.40, 27,523,890.60 and 12,302,642.80 is: 18,453,964.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,349,260.40 : 27,523,890.60 = 12,302,642.80 : x
  2. Step 2: Convert to fraction form
    18,349,260.40/27,523,890.60 = 12,302,642.80/x
  3. Step 3: Cross multiply
    18,349,260.40x = 27,523,890.60 × 12,302,642.80
  4. Step 4: Simplify right side
    18,349,260.40x = 338,616,594,518,077.75
  5. Step 5: Solve for x
    x = 338,616,594,518,077.75/18,349,260.40
  6. Step 6: Final answer
    x = 18,453,964.20

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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.