Home / 29,156,508.60-43,740,011.70-12,118,903.80

Finding the Fourth Proportional to 29,156,508.60, 43,740,011.70 and 12,118,903.80

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Solution

The fourth proportional to 29,156,508.60, 43,740,011.70 and 12,118,903.80 is: 18,180,537.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,156,508.60 : 43,740,011.70 = 12,118,903.80 : x
  2. Step 2: Convert to fraction form
    29,156,508.60/43,740,011.70 = 12,118,903.80/x
  3. Step 3: Cross multiply
    29,156,508.60x = 43,740,011.70 × 12,118,903.80
  4. Step 4: Simplify right side
    29,156,508.60x = 530,080,994,003,174.50
  5. Step 5: Solve for x
    x = 530,080,994,003,174.50/29,156,508.60
  6. Step 6: Final answer
    x = 18,180,537.36

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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.