Home / 15,287,410.50-21,097,208.60-8,762,299.17

Finding the Fourth Proportional to 15,287,410.50, 21,097,208.60 and 8,762,299.17

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Solution

The fourth proportional to 15,287,410.50, 21,097,208.60 and 8,762,299.17 is: 12,092,306.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,287,410.50 : 21,097,208.60 = 8,762,299.17 : x
  2. Step 2: Convert to fraction form
    15,287,410.50/21,097,208.60 = 8,762,299.17/x
  3. Step 3: Cross multiply
    15,287,410.50x = 21,097,208.60 × 8,762,299.17
  4. Step 4: Simplify right side
    15,287,410.50x = 184,860,053,405,096.88
  5. Step 5: Solve for x
    x = 184,860,053,405,096.88/15,287,410.50
  6. Step 6: Final answer
    x = 12,092,306.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.