Home / 22,122,347.60-33,183,521.40-18,343,211.60

Finding the Fourth Proportional to 22,122,347.60, 33,183,521.40 and 18,343,211.60

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Solution

The fourth proportional to 22,122,347.60, 33,183,521.40 and 18,343,211.60 is: 27,514,817.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,122,347.60 : 33,183,521.40 = 18,343,211.60 : x
  2. Step 2: Convert to fraction form
    22,122,347.60/33,183,521.40 = 18,343,211.60/x
  3. Step 3: Cross multiply
    22,122,347.60x = 33,183,521.40 × 18,343,211.60
  4. Step 4: Simplify right side
    22,122,347.60x = 608,692,354,673,328.25
  5. Step 5: Solve for x
    x = 608,692,354,673,328.25/22,122,347.60
  6. Step 6: Final answer
    x = 27,514,817.40

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Similar ratio
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1.5x scale

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.