Home / 53,758,905.40-80,669,850.90-19,683,695.80

Finding the Fourth Proportional to 53,758,905.40, 80,669,850.90 and 19,683,695.80

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Solution

The fourth proportional to 53,758,905.40, 80,669,850.90 and 19,683,695.80 is: 29,537,074.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,758,905.40 : 80,669,850.90 = 19,683,695.80 : x
  2. Step 2: Convert to fraction form
    53,758,905.40/80,669,850.90 = 19,683,695.80/x
  3. Step 3: Cross multiply
    53,758,905.40x = 80,669,850.90 × 19,683,695.80
  4. Step 4: Simplify right side
    53,758,905.40x = 1,587,880,805,346,956.50
  5. Step 5: Solve for x
    x = 1,587,880,805,346,956.50/53,758,905.40
  6. Step 6: Final answer
    x = 29,537,074.71

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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.