Home / 16,395,660.90-24,572,496.15-12,590,280.90

Finding the Fourth Proportional to 16,395,660.90, 24,572,496.15 and 12,590,280.90

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Solution

The fourth proportional to 16,395,660.90, 24,572,496.15 and 12,590,280.90 is: 18,869,299.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,395,660.90 : 24,572,496.15 = 12,590,280.90 : x
  2. Step 2: Convert to fraction form
    16,395,660.90/24,572,496.15 = 12,590,280.90/x
  3. Step 3: Cross multiply
    16,395,660.90x = 24,572,496.15 × 12,590,280.90
  4. Step 4: Simplify right side
    16,395,660.90x = 309,374,628,942,668.50
  5. Step 5: Solve for x
    x = 309,374,628,942,668.50/16,395,660.90
  6. Step 6: Final answer
    x = 18,869,299.07

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1.5x scale

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.