Home / 5,359,743.81-7,396,430.35-2,912,362.32

Finding the Fourth Proportional to 5,359,743.81, 7,396,430.35 and 2,912,362.32

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Solution

The fourth proportional to 5,359,743.81, 7,396,430.35 and 2,912,362.32 is: 4,019,051.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,359,743.81 : 7,396,430.35 = 2,912,362.32 : x
  2. Step 2: Convert to fraction form
    5,359,743.81/7,396,430.35 = 2,912,362.32/x
  3. Step 3: Cross multiply
    5,359,743.81x = 7,396,430.35 × 2,912,362.32
  4. Step 4: Simplify right side
    5,359,743.81x = 21,541,085,071,569.49
  5. Step 5: Solve for x
    x = 21,541,085,071,569.49/5,359,743.81
  6. Step 6: Final answer
    x = 4,019,051.25

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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.