Home / 55,343,301.60-83,014,952.40-21,265,467.60

Finding the Fourth Proportional to 55,343,301.60, 83,014,952.40 and 21,265,467.60

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Solution

The fourth proportional to 55,343,301.60, 83,014,952.40 and 21,265,467.60 is: 31,898,201.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,343,301.60 : 83,014,952.40 = 21,265,467.60 : x
  2. Step 2: Convert to fraction form
    55,343,301.60/83,014,952.40 = 21,265,467.60/x
  3. Step 3: Cross multiply
    55,343,301.60x = 83,014,952.40 × 21,265,467.60
  4. Step 4: Simplify right side
    55,343,301.60x = 1,765,351,780,577,742.50
  5. Step 5: Solve for x
    x = 1,765,351,780,577,742.50/55,343,301.60
  6. Step 6: Final answer
    x = 31,898,201.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.