Finding the Fourth Proportional to 9,921,076.84, 13,692,582.06 and 6,055,838.68
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Solution
The fourth proportional to 9,921,076.84, 13,692,582.06 and 6,055,838.68 is: 8,357,970.55
Step by Step Solution
- Step 1: Write the proportion equation
9,921,076.84 : 13,692,582.06 = 6,055,838.68 : x - Step 2: Convert to fraction form
9,921,076.84/13,692,582.06 = 6,055,838.68/x - Step 3: Cross multiply
9,921,076.84x = 13,692,582.06 × 6,055,838.68 - Step 4: Simplify right side
9,921,076.84x = 82,920,068,068,022.08 - Step 5: Solve for x
x = 82,920,068,068,022.08/9,921,076.84 - Step 6: Final answer
x = 8,357,970.55
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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.