Finding the Fourth Proportional to 19,268,927.12, 26,588,675.45 and 10,564,809.28
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Solution
The fourth proportional to 19,268,927.12, 26,588,675.45 and 10,564,809.28 is: 14,578,096.82
Step by Step Solution
- Step 1: Write the proportion equation
19,268,927.12 : 26,588,675.45 = 10,564,809.28 : x - Step 2: Convert to fraction form
19,268,927.12/26,588,675.45 = 10,564,809.28/x - Step 3: Cross multiply
19,268,927.12x = 26,588,675.45 × 10,564,809.28 - Step 4: Simplify right side
19,268,927.12x = 280,904,285,137,068.16 - Step 5: Solve for x
x = 280,904,285,137,068.16/19,268,927.12 - Step 6: Final answer
x = 14,578,096.82
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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.