Home / 17,259,931.50-23,819,276.52-9,419,871.84

Finding the Fourth Proportional to 17,259,931.50, 23,819,276.52 and 9,419,871.84

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Solution

The fourth proportional to 17,259,931.50, 23,819,276.52 and 9,419,871.84 is: 12,999,734.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,259,931.50 : 23,819,276.52 = 9,419,871.84 : x
  2. Step 2: Convert to fraction form
    17,259,931.50/23,819,276.52 = 9,419,871.84/x
  3. Step 3: Cross multiply
    17,259,931.50x = 23,819,276.52 × 9,419,871.84
  4. Step 4: Simplify right side
    17,259,931.50x = 224,374,532,139,921.19
  5. Step 5: Solve for x
    x = 224,374,532,139,921.19/17,259,931.50
  6. Step 6: Final answer
    x = 12,999,734.80

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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.