Home / 13,288,088.40-19,932,132.60-3,190,709.40

Finding the Fourth Proportional to 13,288,088.40, 19,932,132.60 and 3,190,709.40

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Solution

The fourth proportional to 13,288,088.40, 19,932,132.60 and 3,190,709.40 is: 4,786,064.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,288,088.40 : 19,932,132.60 = 3,190,709.40 : x
  2. Step 2: Convert to fraction form
    13,288,088.40/19,932,132.60 = 3,190,709.40/x
  3. Step 3: Cross multiply
    13,288,088.40x = 19,932,132.60 × 3,190,709.40
  4. Step 4: Simplify right side
    13,288,088.40x = 63,597,642,848,866.45
  5. Step 5: Solve for x
    x = 63,597,642,848,866.45/13,288,088.40
  6. Step 6: Final answer
    x = 4,786,064.10

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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.