Home / 13,031,093.60-19,546,640.40-9,000,015.20

Finding the Fourth Proportional to 13,031,093.60, 19,546,640.40 and 9,000,015.20

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Solution

The fourth proportional to 13,031,093.60, 19,546,640.40 and 9,000,015.20 is: 13,500,022.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,031,093.60 : 19,546,640.40 = 9,000,015.20 : x
  2. Step 2: Convert to fraction form
    13,031,093.60/19,546,640.40 = 9,000,015.20/x
  3. Step 3: Cross multiply
    13,031,093.60x = 19,546,640.40 × 9,000,015.20
  4. Step 4: Simplify right side
    13,031,093.60x = 175,920,060,708,934.06
  5. Step 5: Solve for x
    x = 175,920,060,708,934.06/13,031,093.60
  6. Step 6: Final answer
    x = 13,500,022.80

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1.5x scale

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.