Home / 30,215,795.56-45,323,636.69-9,467,822.13

Finding the Fourth Proportional to 30,215,795.56, 45,323,636.69 and 9,467,822.13

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Solution

The fourth proportional to 30,215,795.56, 45,323,636.69 and 9,467,822.13 is: 14,201,715.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,215,795.56 : 45,323,636.69 = 9,467,822.13 : x
  2. Step 2: Convert to fraction form
    30,215,795.56/45,323,636.69 = 9,467,822.13/x
  3. Step 3: Cross multiply
    30,215,795.56x = 45,323,636.69 × 9,467,822.13
  4. Step 4: Simplify right side
    30,215,795.56x = 429,116,130,319,367.94
  5. Step 5: Solve for x
    x = 429,116,130,319,367.94/30,215,795.56
  6. Step 6: Final answer
    x = 14,201,715.44

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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.