Home / 19,260,697.60-28,882,647.12-7,285,035.52

Finding the Fourth Proportional to 19,260,697.60, 28,882,647.12 and 7,285,035.52

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Solution

The fourth proportional to 19,260,697.60, 28,882,647.12 and 7,285,035.52 is: 10,924,376.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,260,697.60 : 28,882,647.12 = 7,285,035.52 : x
  2. Step 2: Convert to fraction form
    19,260,697.60/28,882,647.12 = 7,285,035.52/x
  3. Step 3: Cross multiply
    19,260,697.60x = 28,882,647.12 × 7,285,035.52
  4. Step 4: Simplify right side
    19,260,697.60x = 210,411,110,180,825.69
  5. Step 5: Solve for x
    x = 210,411,110,180,825.69/19,260,697.60
  6. Step 6: Final answer
    x = 10,924,376.39

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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.