Home / 16,121,212.40-24,181,818.60-12,468,047.60

Finding the Fourth Proportional to 16,121,212.40, 24,181,818.60 and 12,468,047.60

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Solution

The fourth proportional to 16,121,212.40, 24,181,818.60 and 12,468,047.60 is: 18,702,071.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,121,212.40 : 24,181,818.60 = 12,468,047.60 : x
  2. Step 2: Convert to fraction form
    16,121,212.40/24,181,818.60 = 12,468,047.60/x
  3. Step 3: Cross multiply
    16,121,212.40x = 24,181,818.60 × 12,468,047.60
  4. Step 4: Simplify right side
    16,121,212.40x = 301,500,065,359,365.38
  5. Step 5: Solve for x
    x = 301,500,065,359,365.38/16,121,212.40
  6. Step 6: Final answer
    x = 18,702,071.40

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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.