Home / 62,360,456.72-86,014,729.80-40,659,818

Finding the Fourth Proportional to 62,360,456.72, 86,014,729.80 and 40,659,818

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Solution

The fourth proportional to 62,360,456.72, 86,014,729.80 and 40,659,818 is: 56,082,707.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,360,456.72 : 86,014,729.80 = 40,659,818 : x
  2. Step 2: Convert to fraction form
    62,360,456.72/86,014,729.80 = 40,659,818/x
  3. Step 3: Cross multiply
    62,360,456.72x = 86,014,729.80 × 40,659,818
  4. Step 4: Simplify right side
    62,360,456.72x = 3,497,343,258,987,176.50
  5. Step 5: Solve for x
    x = 3,497,343,258,987,176.50/62,360,456.72
  6. Step 6: Final answer
    x = 56,082,707.58

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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.