Home / 12,848,190.84-17,730,528.93-7,047,020.25

Finding the Fourth Proportional to 12,848,190.84, 17,730,528.93 and 7,047,020.25

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Solution

The fourth proportional to 12,848,190.84, 17,730,528.93 and 7,047,020.25 is: 9,724,901.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,848,190.84 : 17,730,528.93 = 7,047,020.25 : x
  2. Step 2: Convert to fraction form
    12,848,190.84/17,730,528.93 = 7,047,020.25/x
  3. Step 3: Cross multiply
    12,848,190.84x = 17,730,528.93 × 7,047,020.25
  4. Step 4: Simplify right side
    12,848,190.84x = 124,947,396,412,920.83
  5. Step 5: Solve for x
    x = 124,947,396,412,920.83/12,848,190.84
  6. Step 6: Final answer
    x = 9,724,901.97

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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.