Home / 13,190,844.60-19,788,235.20-4,670,511.30

Finding the Fourth Proportional to 13,190,844.60, 19,788,235.20 and 4,670,511.30

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Solution

The fourth proportional to 13,190,844.60, 19,788,235.20 and 4,670,511.30 is: 7,006,463.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,190,844.60 : 19,788,235.20 = 4,670,511.30 : x
  2. Step 2: Convert to fraction form
    13,190,844.60/19,788,235.20 = 4,670,511.30/x
  3. Step 3: Cross multiply
    13,190,844.60x = 19,788,235.20 × 4,670,511.30
  4. Step 4: Simplify right side
    13,190,844.60x = 92,421,176,108,657.75
  5. Step 5: Solve for x
    x = 92,421,176,108,657.75/13,190,844.60
  6. Step 6: Final answer
    x = 7,006,463.87

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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.