Home / 12,296,714.10-18,445,071.15-3,775,943.40

Finding the Fourth Proportional to 12,296,714.10, 18,445,071.15 and 3,775,943.40

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Solution

The fourth proportional to 12,296,714.10, 18,445,071.15 and 3,775,943.40 is: 5,663,915.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,296,714.10 : 18,445,071.15 = 3,775,943.40 : x
  2. Step 2: Convert to fraction form
    12,296,714.10/18,445,071.15 = 3,775,943.40/x
  3. Step 3: Cross multiply
    12,296,714.10x = 18,445,071.15 × 3,775,943.40
  4. Step 4: Simplify right side
    12,296,714.10x = 69,647,544,671,372.91
  5. Step 5: Solve for x
    x = 69,647,544,671,372.91/12,296,714.10
  6. Step 6: Final answer
    x = 5,663,915.10

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Double scale
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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.