Finding the Fourth Proportional to 40,803,590.80, 61,205,386.20 and 10,511,453.80
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Solution
The fourth proportional to 40,803,590.80, 61,205,386.20 and 10,511,453.80 is: 15,767,180.70
Step by Step Solution
- Step 1: Write the proportion equation
40,803,590.80 : 61,205,386.20 = 10,511,453.80 : x - Step 2: Convert to fraction form
40,803,590.80/61,205,386.20 = 10,511,453.80/x - Step 3: Cross multiply
40,803,590.80x = 61,205,386.20 × 10,511,453.80 - Step 4: Simplify right side
40,803,590.80x = 643,357,589,352,457.62 - Step 5: Solve for x
x = 643,357,589,352,457.62/40,803,590.80 - Step 6: Final answer
x = 15,767,180.70
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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.