Home / 6,897,592-9,518,679.78-3,998,663.56

Finding the Fourth Proportional to 6,897,592, 9,518,679.78 and 3,998,663.56

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Solution

The fourth proportional to 6,897,592, 9,518,679.78 and 3,998,663.56 is: 5,518,157.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,897,592 : 9,518,679.78 = 3,998,663.56 : x
  2. Step 2: Convert to fraction form
    6,897,592/9,518,679.78 = 3,998,663.56/x
  3. Step 3: Cross multiply
    6,897,592x = 9,518,679.78 × 3,998,663.56
  4. Step 4: Simplify right side
    6,897,592x = 38,061,997,975,594.81
  5. Step 5: Solve for x
    x = 38,061,997,975,594.81/6,897,592
  6. Step 6: Final answer
    x = 5,518,157.35

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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.