Home / 5,160,735.39-7,742,036.49-2,126,413.35

Finding the Fourth Proportional to 5,160,735.39, 7,742,036.49 and 2,126,413.35

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Solution

The fourth proportional to 5,160,735.39, 7,742,036.49 and 2,126,413.35 is: 3,190,004.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,160,735.39 : 7,742,036.49 = 2,126,413.35 : x
  2. Step 2: Convert to fraction form
    5,160,735.39/7,742,036.49 = 2,126,413.35/x
  3. Step 3: Cross multiply
    5,160,735.39x = 7,742,036.49 × 2,126,413.35
  4. Step 4: Simplify right side
    5,160,735.39x = 16,462,769,748,523.14
  5. Step 5: Solve for x
    x = 16,462,769,748,523.14/5,160,735.39
  6. Step 6: Final answer
    x = 3,190,004.62

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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.