Home / 16,395,540.40-24,572,315.40-12,590,160.40

Finding the Fourth Proportional to 16,395,540.40, 24,572,315.40 and 12,590,160.40

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Solution

The fourth proportional to 16,395,540.40, 24,572,315.40 and 12,590,160.40 is: 18,869,118.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,395,540.40 : 24,572,315.40 = 12,590,160.40 : x
  2. Step 2: Convert to fraction form
    16,395,540.40/24,572,315.40 = 12,590,160.40/x
  3. Step 3: Cross multiply
    16,395,540.40x = 24,572,315.40 × 12,590,160.40
  4. Step 4: Simplify right side
    16,395,540.40x = 309,369,392,285,390.12
  5. Step 5: Solve for x
    x = 309,369,392,285,390.12/16,395,540.40
  6. Step 6: Final answer
    x = 18,869,118.35

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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.