Home / 23,172,431.40-34,758,647.10-12,968,764.20

Finding the Fourth Proportional to 23,172,431.40, 34,758,647.10 and 12,968,764.20

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Solution

The fourth proportional to 23,172,431.40, 34,758,647.10 and 12,968,764.20 is: 19,453,146.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,172,431.40 : 34,758,647.10 = 12,968,764.20 : x
  2. Step 2: Convert to fraction form
    23,172,431.40/34,758,647.10 = 12,968,764.20/x
  3. Step 3: Cross multiply
    23,172,431.40x = 34,758,647.10 × 12,968,764.20
  4. Step 4: Simplify right side
    23,172,431.40x = 450,776,698,150,913.81
  5. Step 5: Solve for x
    x = 450,776,698,150,913.81/23,172,431.40
  6. Step 6: Final answer
    x = 19,453,146.30

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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.