Home / 16,390,836.40-24,586,254.60-12,086,164.30

Finding the Fourth Proportional to 16,390,836.40, 24,586,254.60 and 12,086,164.30

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Solution

The fourth proportional to 16,390,836.40, 24,586,254.60 and 12,086,164.30 is: 18,129,246.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,390,836.40 : 24,586,254.60 = 12,086,164.30 : x
  2. Step 2: Convert to fraction form
    16,390,836.40/24,586,254.60 = 12,086,164.30/x
  3. Step 3: Cross multiply
    16,390,836.40x = 24,586,254.60 × 12,086,164.30
  4. Step 4: Simplify right side
    16,390,836.40x = 297,153,512,617,230.81
  5. Step 5: Solve for x
    x = 297,153,512,617,230.81/16,390,836.40
  6. Step 6: Final answer
    x = 18,129,246.45

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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.