Finding the Fourth Proportional to 18,566,070.84, 27,842,798.82 and 6,432,702.18
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Solution
The fourth proportional to 18,566,070.84, 27,842,798.82 and 6,432,702.18 is: 9,646,867.89
Step by Step Solution
- Step 1: Write the proportion equation
18,566,070.84 : 27,842,798.82 = 6,432,702.18 : x - Step 2: Convert to fraction form
18,566,070.84/27,842,798.82 = 6,432,702.18/x - Step 3: Cross multiply
18,566,070.84x = 27,842,798.82 × 6,432,702.18 - Step 4: Simplify right side
18,566,070.84x = 179,104,432,666,715.41 - Step 5: Solve for x
x = 179,104,432,666,715.41/18,566,070.84 - Step 6: Final answer
x = 9,646,867.89
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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.