Home / 29,006,017.20-43,461,786.60-21,353,266.80

Finding the Fourth Proportional to 29,006,017.20, 43,461,786.60 and 21,353,266.80

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Solution

The fourth proportional to 29,006,017.20, 43,461,786.60 and 21,353,266.80 is: 31,995,124.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,006,017.20 : 43,461,786.60 = 21,353,266.80 : x
  2. Step 2: Convert to fraction form
    29,006,017.20/43,461,786.60 = 21,353,266.80/x
  3. Step 3: Cross multiply
    29,006,017.20x = 43,461,786.60 × 21,353,266.80
  4. Step 4: Simplify right side
    29,006,017.20x = 928,051,124,874,465
  5. Step 5: Solve for x
    x = 928,051,124,874,465/29,006,017.20
  6. Step 6: Final answer
    x = 31,995,124.27

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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.