Home / 67,724,122.34-93,457,699.18-39,848,638.07

Finding the Fourth Proportional to 67,724,122.34, 93,457,699.18 and 39,848,638.07

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Solution

The fourth proportional to 67,724,122.34, 93,457,699.18 and 39,848,638.07 is: 54,990,185.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,724,122.34 : 93,457,699.18 = 39,848,638.07 : x
  2. Step 2: Convert to fraction form
    67,724,122.34/93,457,699.18 = 39,848,638.07/x
  3. Step 3: Cross multiply
    67,724,122.34x = 93,457,699.18 × 39,848,638.07
  4. Step 4: Simplify right side
    67,724,122.34x = 3,724,162,029,478,756
  5. Step 5: Solve for x
    x = 3,724,162,029,478,756/67,724,122.34
  6. Step 6: Final answer
    x = 54,990,185.19

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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.