Home / 81,473,225.22-112,429,628.34-46,193,403.72

Finding the Fourth Proportional to 81,473,225.22, 112,429,628.34 and 46,193,403.72

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Solution

The fourth proportional to 81,473,225.22, 112,429,628.34 and 46,193,403.72 is: 63,744,956.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,473,225.22 : 112,429,628.34 = 46,193,403.72 : x
  2. Step 2: Convert to fraction form
    81,473,225.22/112,429,628.34 = 46,193,403.72/x
  3. Step 3: Cross multiply
    81,473,225.22x = 112,429,628.34 × 46,193,403.72
  4. Step 4: Simplify right side
    81,473,225.22x = 5,193,507,211,999,173
  5. Step 5: Solve for x
    x = 5,193,507,211,999,173/81,473,225.22
  6. Step 6: Final answer
    x = 63,744,956.68

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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.