Home / 37,880,905.96-56,822,417.61-12,321,915.47

Finding the Fourth Proportional to 37,880,905.96, 56,822,417.61 and 12,321,915.47

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Solution

The fourth proportional to 37,880,905.96, 56,822,417.61 and 12,321,915.47 is: 18,483,217.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,880,905.96 : 56,822,417.61 = 12,321,915.47 : x
  2. Step 2: Convert to fraction form
    37,880,905.96/56,822,417.61 = 12,321,915.47/x
  3. Step 3: Cross multiply
    37,880,905.96x = 56,822,417.61 × 12,321,915.47
  4. Step 4: Simplify right side
    37,880,905.96x = 700,161,026,449,403.38
  5. Step 5: Solve for x
    x = 700,161,026,449,403.38/37,880,905.96
  6. Step 6: Final answer
    x = 18,483,217.57

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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.