Home / 7,030,818-9,703,564.20-4,452,738.48

Finding the Fourth Proportional to 7,030,818, 9,703,564.20 and 4,452,738.48

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Solution

The fourth proportional to 7,030,818, 9,703,564.20 and 4,452,738.48 is: 6,145,434.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,030,818 : 9,703,564.20 = 4,452,738.48 : x
  2. Step 2: Convert to fraction form
    7,030,818/9,703,564.20 = 4,452,738.48/x
  3. Step 3: Cross multiply
    7,030,818x = 9,703,564.20 × 4,452,738.48
  4. Step 4: Simplify right side
    7,030,818x = 43,207,433,706,490.41
  5. Step 5: Solve for x
    x = 43,207,433,706,490.41/7,030,818
  6. Step 6: Final answer
    x = 6,145,434.81

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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.