Home / 30,084,091.25-45,130,421.64-9,336,321.95

Finding the Fourth Proportional to 30,084,091.25, 45,130,421.64 and 9,336,321.95

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Solution

The fourth proportional to 30,084,091.25, 45,130,421.64 and 9,336,321.95 is: 14,005,812.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,084,091.25 : 45,130,421.64 = 9,336,321.95 : x
  2. Step 2: Convert to fraction form
    30,084,091.25/45,130,421.64 = 9,336,321.95/x
  3. Step 3: Cross multiply
    30,084,091.25x = 45,130,421.64 × 9,336,321.95
  4. Step 4: Simplify right side
    30,084,091.25x = 421,352,145,944,634.94
  5. Step 5: Solve for x
    x = 421,352,145,944,634.94/30,084,091.25
  6. Step 6: Final answer
    x = 14,005,812.66

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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.