Home / 58,751,321.10-81,043,055.03-36,686,517.72

Finding the Fourth Proportional to 58,751,321.10, 81,043,055.03 and 36,686,517.72

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Solution

The fourth proportional to 58,751,321.10, 81,043,055.03 and 36,686,517.72 is: 50,606,308.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,751,321.10 : 81,043,055.03 = 36,686,517.72 : x
  2. Step 2: Convert to fraction form
    58,751,321.10/81,043,055.03 = 36,686,517.72/x
  3. Step 3: Cross multiply
    58,751,321.10x = 81,043,055.03 × 36,686,517.72
  4. Step 4: Simplify right side
    58,751,321.10x = 2,973,187,474,532,746.50
  5. Step 5: Solve for x
    x = 2,973,187,474,532,746.50/58,751,321.10
  6. Step 6: Final answer
    x = 50,606,308.40

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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.