Home / 47,651,364.84-71,507,278.19-20,357,862.93

Finding the Fourth Proportional to 47,651,364.84, 71,507,278.19 and 20,357,862.93

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Solution

The fourth proportional to 47,651,364.84, 71,507,278.19 and 20,357,862.93 is: 30,549,709.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,651,364.84 : 71,507,278.19 = 20,357,862.93 : x
  2. Step 2: Convert to fraction form
    47,651,364.84/71,507,278.19 = 20,357,862.93/x
  3. Step 3: Cross multiply
    47,651,364.84x = 71,507,278.19 × 20,357,862.93
  4. Step 4: Simplify right side
    47,651,364.84x = 1,455,735,367,889,398.50
  5. Step 5: Solve for x
    x = 1,455,735,367,889,398.50/47,651,364.84
  6. Step 6: Final answer
    x = 30,549,709.81

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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.