Home / 21,302,416.60-31,953,624.90-16,263,568.60

Finding the Fourth Proportional to 21,302,416.60, 31,953,624.90 and 16,263,568.60

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Solution

The fourth proportional to 21,302,416.60, 31,953,624.90 and 16,263,568.60 is: 24,395,352.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,302,416.60 : 31,953,624.90 = 16,263,568.60 : x
  2. Step 2: Convert to fraction form
    21,302,416.60/31,953,624.90 = 16,263,568.60/x
  3. Step 3: Cross multiply
    21,302,416.60x = 31,953,624.90 × 16,263,568.60
  4. Step 4: Simplify right side
    21,302,416.60x = 519,679,970,579,818.12
  5. Step 5: Solve for x
    x = 519,679,970,579,818.12/21,302,416.60
  6. Step 6: Final answer
    x = 24,395,352.90

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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.