Home / 11,190,729.60-16,786,094.40-10,308,931.20

Finding the Fourth Proportional to 11,190,729.60, 16,786,094.40 and 10,308,931.20

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Solution

The fourth proportional to 11,190,729.60, 16,786,094.40 and 10,308,931.20 is: 15,463,396.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,190,729.60 : 16,786,094.40 = 10,308,931.20 : x
  2. Step 2: Convert to fraction form
    11,190,729.60/16,786,094.40 = 10,308,931.20/x
  3. Step 3: Cross multiply
    11,190,729.60x = 16,786,094.40 × 10,308,931.20
  4. Step 4: Simplify right side
    11,190,729.60x = 173,046,692,286,305.25
  5. Step 5: Solve for x
    x = 173,046,692,286,305.25/11,190,729.60
  6. Step 6: Final answer
    x = 15,463,396.80

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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.