Home / 30,215,740.57-45,323,554.26-9,467,767.02

Finding the Fourth Proportional to 30,215,740.57, 45,323,554.26 and 9,467,767.02

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Solution

The fourth proportional to 30,215,740.57, 45,323,554.26 and 9,467,767.02 is: 14,201,632.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,215,740.57 : 45,323,554.26 = 9,467,767.02 : x
  2. Step 2: Convert to fraction form
    30,215,740.57/45,323,554.26 = 9,467,767.02/x
  3. Step 3: Cross multiply
    30,215,740.57x = 45,323,554.26 × 9,467,767.02
  4. Step 4: Simplify right side
    30,215,740.57x = 429,112,852,025,390.75
  5. Step 5: Solve for x
    x = 429,112,852,025,390.75/30,215,740.57
  6. Step 6: Final answer
    x = 14,201,632.79

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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.