Home / 9,800,999.34-13,525,707.75-5,390,911.56

Finding the Fourth Proportional to 9,800,999.34, 13,525,707.75 and 5,390,911.56

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Solution

The fourth proportional to 9,800,999.34, 13,525,707.75 and 5,390,911.56 is: 7,439,638.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,800,999.34 : 13,525,707.75 = 5,390,911.56 : x
  2. Step 2: Convert to fraction form
    9,800,999.34/13,525,707.75 = 5,390,911.56/x
  3. Step 3: Cross multiply
    9,800,999.34x = 13,525,707.75 × 5,390,911.56
  4. Step 4: Simplify right side
    9,800,999.34x = 72,915,894,266,656.58
  5. Step 5: Solve for x
    x = 72,915,894,266,656.58/9,800,999.34
  6. Step 6: Final answer
    x = 7,439,638.73

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1.5x scale

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.