Home / 9,999,667.85-13,800,663.20-5,649,034.39

Finding the Fourth Proportional to 9,999,667.85, 13,800,663.20 and 5,649,034.39

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Solution

The fourth proportional to 9,999,667.85, 13,800,663.20 and 5,649,034.39 is: 7,796,301.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,999,667.85 : 13,800,663.20 = 5,649,034.39 : x
  2. Step 2: Convert to fraction form
    9,999,667.85/13,800,663.20 = 5,649,034.39/x
  3. Step 3: Cross multiply
    9,999,667.85x = 13,800,663.20 × 5,649,034.39
  4. Step 4: Simplify right side
    9,999,667.85x = 77,960,421,001,228.38
  5. Step 5: Solve for x
    x = 77,960,421,001,228.38/9,999,667.85
  6. Step 6: Final answer
    x = 7,796,301.06

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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.