Home / 18,447,798.60-27,671,697.90-8,350,419.60

Finding the Fourth Proportional to 18,447,798.60, 27,671,697.90 and 8,350,419.60

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Solution

The fourth proportional to 18,447,798.60, 27,671,697.90 and 8,350,419.60 is: 12,525,629.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,447,798.60 : 27,671,697.90 = 8,350,419.60 : x
  2. Step 2: Convert to fraction form
    18,447,798.60/27,671,697.90 = 8,350,419.60/x
  3. Step 3: Cross multiply
    18,447,798.60x = 27,671,697.90 × 8,350,419.60
  4. Step 4: Simplify right side
    18,447,798.60x = 231,070,288,509,438.81
  5. Step 5: Solve for x
    x = 231,070,288,509,438.81/18,447,798.60
  6. Step 6: Final answer
    x = 12,525,629.40

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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.