Home / 49,118,511.60-73,677,986.10-12,724,316.55

Finding the Fourth Proportional to 49,118,511.60, 73,677,986.10 and 12,724,316.55

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Solution

The fourth proportional to 49,118,511.60, 73,677,986.10 and 12,724,316.55 is: 19,086,531.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,118,511.60 : 73,677,986.10 = 12,724,316.55 : x
  2. Step 2: Convert to fraction form
    49,118,511.60/73,677,986.10 = 12,724,316.55/x
  3. Step 3: Cross multiply
    49,118,511.60x = 73,677,986.10 × 12,724,316.55
  4. Step 4: Simplify right side
    49,118,511.60x = 937,502,017,902,899.88
  5. Step 5: Solve for x
    x = 937,502,017,902,899.88/49,118,511.60
  6. Step 6: Final answer
    x = 19,086,531.48

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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.