Home / 13,191,750.60-19,791,125.10-4,671,198.60

Finding the Fourth Proportional to 13,191,750.60, 19,791,125.10 and 4,671,198.60

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Solution

The fourth proportional to 13,191,750.60, 19,791,125.10 and 4,671,198.60 is: 7,008,036.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,191,750.60 : 19,791,125.10 = 4,671,198.60 : x
  2. Step 2: Convert to fraction form
    13,191,750.60/19,791,125.10 = 4,671,198.60/x
  3. Step 3: Cross multiply
    13,191,750.60x = 19,791,125.10 × 4,671,198.60
  4. Step 4: Simplify right side
    13,191,750.60x = 92,448,275,859,544.86
  5. Step 5: Solve for x
    x = 92,448,275,859,544.86/13,191,750.60
  6. Step 6: Final answer
    x = 7,008,036.97

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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.