Home / 30,233,890.08-45,341,533.08-8,662,712.04

Finding the Fourth Proportional to 30,233,890.08, 45,341,533.08 and 8,662,712.04

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Solution

The fourth proportional to 30,233,890.08, 45,341,533.08 and 8,662,712.04 is: 12,991,402.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,233,890.08 : 45,341,533.08 = 8,662,712.04 : x
  2. Step 2: Convert to fraction form
    30,233,890.08/45,341,533.08 = 8,662,712.04/x
  3. Step 3: Cross multiply
    30,233,890.08x = 45,341,533.08 × 8,662,712.04
  4. Step 4: Simplify right side
    30,233,890.08x = 392,780,644,524,174.25
  5. Step 5: Solve for x
    x = 392,780,644,524,174.25/30,233,890.08
  6. Step 6: Final answer
    x = 12,991,402.81

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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.