Finding the Fourth Proportional to 10,749,557.91, 14,844,248.19 and 6,830,605.65
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Solution
The fourth proportional to 10,749,557.91, 14,844,248.19 and 6,830,605.65 is: 9,432,500.05
Step by Step Solution
- Step 1: Write the proportion equation
10,749,557.91 : 14,844,248.19 = 6,830,605.65 : x - Step 2: Convert to fraction form
10,749,557.91/14,844,248.19 = 6,830,605.65/x - Step 3: Cross multiply
10,749,557.91x = 14,844,248.19 × 6,830,605.65 - Step 4: Simplify right side
10,749,557.91x = 101,395,205,556,616.28 - Step 5: Solve for x
x = 101,395,205,556,616.28/10,749,557.91 - Step 6: Final answer
x = 9,432,500.05
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.