Finding the Fourth Proportional to 83,828,890.48, 125,697,696.12 and 29,226,790.48
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Solution
The fourth proportional to 83,828,890.48, 125,697,696.12 and 29,226,790.48 is: 43,824,273.56
Step by Step Solution
- Step 1: Write the proportion equation
83,828,890.48 : 125,697,696.12 = 29,226,790.48 : x - Step 2: Convert to fraction form
83,828,890.48/125,697,696.12 = 29,226,790.48/x - Step 3: Cross multiply
83,828,890.48x = 125,697,696.12 × 29,226,790.48 - Step 4: Simplify right side
83,828,890.48x = 3,673,740,228,317,949 - Step 5: Solve for x
x = 3,673,740,228,317,949/83,828,890.48 - Step 6: Final answer
x = 43,824,273.56
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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.