Home / 14,932,973.88-20,607,902.64-8,406,850.86

Finding the Fourth Proportional to 14,932,973.88, 20,607,902.64 and 8,406,850.86

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Solution

The fourth proportional to 14,932,973.88, 20,607,902.64 and 8,406,850.86 is: 11,601,678.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,932,973.88 : 20,607,902.64 = 8,406,850.86 : x
  2. Step 2: Convert to fraction form
    14,932,973.88/20,607,902.64 = 8,406,850.86/x
  3. Step 3: Cross multiply
    14,932,973.88x = 20,607,902.64 × 8,406,850.86
  4. Step 4: Simplify right side
    14,932,973.88x = 173,247,564,031,880.25
  5. Step 5: Solve for x
    x = 173,247,564,031,880.25/14,932,973.88
  6. Step 6: Final answer
    x = 11,601,678.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.