Home / 47,651,364.35-71,507,277.44-20,357,862.43

Finding the Fourth Proportional to 47,651,364.35, 71,507,277.44 and 20,357,862.43

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Solution

The fourth proportional to 47,651,364.35, 71,507,277.44 and 20,357,862.43 is: 30,549,709.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,651,364.35 : 71,507,277.44 = 20,357,862.43 : x
  2. Step 2: Convert to fraction form
    47,651,364.35/71,507,277.44 = 20,357,862.43/x
  3. Step 3: Cross multiply
    47,651,364.35x = 71,507,277.44 × 20,357,862.43
  4. Step 4: Simplify right side
    47,651,364.35x = 1,455,735,316,765,573.25
  5. Step 5: Solve for x
    x = 1,455,735,316,765,573.25/47,651,364.35
  6. Step 6: Final answer
    x = 30,549,709.05

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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.