Finding the Fourth Proportional to 11,824,929.36, 16,315,314.31 and 6,927,518.75
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Solution
The fourth proportional to 11,824,929.36, 16,315,314.31 and 6,927,518.75 is: 9,558,166.68
Step by Step Solution
- Step 1: Write the proportion equation
11,824,929.36 : 16,315,314.31 = 6,927,518.75 : x - Step 2: Convert to fraction form
11,824,929.36/16,315,314.31 = 6,927,518.75/x - Step 3: Cross multiply
11,824,929.36x = 16,315,314.31 × 6,927,518.75 - Step 4: Simplify right side
11,824,929.36x = 113,024,645,748,157.78 - Step 5: Solve for x
x = 113,024,645,748,157.78/11,824,929.36 - Step 6: Final answer
x = 9,558,166.68
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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.