Home / 37,457,890.31-51,685,272.95-20,932,732.42

Finding the Fourth Proportional to 37,457,890.31, 51,685,272.95 and 20,932,732.42

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Solution

The fourth proportional to 37,457,890.31, 51,685,272.95 and 20,932,732.42 is: 28,883,473.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,457,890.31 : 51,685,272.95 = 20,932,732.42 : x
  2. Step 2: Convert to fraction form
    37,457,890.31/51,685,272.95 = 20,932,732.42/x
  3. Step 3: Cross multiply
    37,457,890.31x = 51,685,272.95 × 20,932,732.42
  4. Step 4: Simplify right side
    37,457,890.31x = 1,081,913,988,483,137.25
  5. Step 5: Solve for x
    x = 1,081,913,988,483,137.25/37,457,890.31
  6. Step 6: Final answer
    x = 28,883,473.67

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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.