Home / 38,845,021.60-58,246,537.20-16,128,215.20

Finding the Fourth Proportional to 38,845,021.60, 58,246,537.20 and 16,128,215.20

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Solution

The fourth proportional to 38,845,021.60, 58,246,537.20 and 16,128,215.20 is: 24,183,605.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,845,021.60 : 58,246,537.20 = 16,128,215.20 : x
  2. Step 2: Convert to fraction form
    38,845,021.60/58,246,537.20 = 16,128,215.20/x
  3. Step 3: Cross multiply
    38,845,021.60x = 58,246,537.20 × 16,128,215.20
  4. Step 4: Simplify right side
    38,845,021.60x = 939,412,686,616,405.50
  5. Step 5: Solve for x
    x = 939,412,686,616,405.50/38,845,021.60
  6. Step 6: Final answer
    x = 24,183,605.72

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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.