Home / 19,319,667.55-28,979,501.33-10,361,715.55

Finding the Fourth Proportional to 19,319,667.55, 28,979,501.33 and 10,361,715.55

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Solution

The fourth proportional to 19,319,667.55, 28,979,501.33 and 10,361,715.55 is: 15,542,573.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,319,667.55 : 28,979,501.33 = 10,361,715.55 : x
  2. Step 2: Convert to fraction form
    19,319,667.55/28,979,501.33 = 10,361,715.55/x
  3. Step 3: Cross multiply
    19,319,667.55x = 28,979,501.33 × 10,361,715.55
  4. Step 4: Simplify right side
    19,319,667.55x = 300,277,349,562,306.69
  5. Step 5: Solve for x
    x = 300,277,349,562,306.69/19,319,667.55
  6. Step 6: Final answer
    x = 15,542,573.33

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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.