Home / 29,148,021.80-43,722,032.70-8,953,231.40

Finding the Fourth Proportional to 29,148,021.80, 43,722,032.70 and 8,953,231.40

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Solution

The fourth proportional to 29,148,021.80, 43,722,032.70 and 8,953,231.40 is: 13,429,847.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,148,021.80 : 43,722,032.70 = 8,953,231.40 : x
  2. Step 2: Convert to fraction form
    29,148,021.80/43,722,032.70 = 8,953,231.40/x
  3. Step 3: Cross multiply
    29,148,021.80x = 43,722,032.70 × 8,953,231.40
  4. Step 4: Simplify right side
    29,148,021.80x = 391,453,476,041,466.81
  5. Step 5: Solve for x
    x = 391,453,476,041,466.81/29,148,021.80
  6. Step 6: Final answer
    x = 13,429,847.10

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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.