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Finding the Fourth Proportional to 73,872,678.54, 110,803,762.53 and 22,749,366.54

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Solution

The fourth proportional to 73,872,678.54, 110,803,762.53 and 22,749,366.54 is: 34,122,431.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,872,678.54 : 110,803,762.53 = 22,749,366.54 : x
  2. Step 2: Convert to fraction form
    73,872,678.54/110,803,762.53 = 22,749,366.54/x
  3. Step 3: Cross multiply
    73,872,678.54x = 110,803,762.53 × 22,749,366.54
  4. Step 4: Simplify right side
    73,872,678.54x = 2,520,715,407,806,087.50
  5. Step 5: Solve for x
    x = 2,520,715,407,806,087.50/73,872,678.54
  6. Step 6: Final answer
    x = 34,122,431.43

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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.