Finding the Fourth Proportional to 10,409,557.86, 14,363,476.07 and 6,539,338.17
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Solution
The fourth proportional to 10,409,557.86, 14,363,476.07 and 6,539,338.17 is: 9,023,210.07
Step by Step Solution
- Step 1: Write the proportion equation
10,409,557.86 : 14,363,476.07 = 6,539,338.17 : x - Step 2: Convert to fraction form
10,409,557.86/14,363,476.07 = 6,539,338.17/x - Step 3: Cross multiply
10,409,557.86x = 14,363,476.07 × 6,539,338.17 - Step 4: Simplify right side
10,409,557.86x = 93,927,627,285,735.89 - Step 5: Solve for x
x = 93,927,627,285,735.89/10,409,557.86 - Step 6: Final answer
x = 9,023,210.07
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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.