Home / 25,193,071.60-37,763,802.60-12,393,890.80

Finding the Fourth Proportional to 25,193,071.60, 37,763,802.60 and 12,393,890.80

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Solution

The fourth proportional to 25,193,071.60, 37,763,802.60 and 12,393,890.80 is: 18,578,141.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,193,071.60 : 37,763,802.60 = 12,393,890.80 : x
  2. Step 2: Convert to fraction form
    25,193,071.60/37,763,802.60 = 12,393,890.80/x
  3. Step 3: Cross multiply
    25,193,071.60x = 37,763,802.60 × 12,393,890.80
  4. Step 4: Simplify right side
    25,193,071.60x = 468,040,445,617,156.12
  5. Step 5: Solve for x
    x = 468,040,445,617,156.12/25,193,071.60
  6. Step 6: Final answer
    x = 18,578,141.37

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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.