Home / 30,186,945-45,287,503.38-9,992,187

Finding the Fourth Proportional to 30,186,945, 45,287,503.38 and 9,992,187

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Solution

The fourth proportional to 30,186,945, 45,287,503.38 and 9,992,187 is: 14,990,626.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,186,945 : 45,287,503.38 = 9,992,187 : x
  2. Step 2: Convert to fraction form
    30,186,945/45,287,503.38 = 9,992,187/x
  3. Step 3: Cross multiply
    30,186,945x = 45,287,503.38 × 9,992,187
  4. Step 4: Simplify right side
    30,186,945x = 452,521,202,536,092.06
  5. Step 5: Solve for x
    x = 452,521,202,536,092.06/30,186,945
  6. Step 6: Final answer
    x = 14,990,626.00

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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.