Finding the Fourth Proportional to 19,475,964.63, 26,877,622.55 and 10,773,987.21
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Solution
The fourth proportional to 19,475,964.63, 26,877,622.55 and 10,773,987.21 is: 14,868,540.12
Step by Step Solution
- Step 1: Write the proportion equation
19,475,964.63 : 26,877,622.55 = 10,773,987.21 : x - Step 2: Convert to fraction form
19,475,964.63/26,877,622.55 = 10,773,987.21/x - Step 3: Cross multiply
19,475,964.63x = 26,877,622.55 × 10,773,987.21 - Step 4: Simplify right side
19,475,964.63x = 289,579,161,481,454.44 - Step 5: Solve for x
x = 289,579,161,481,454.44/19,475,964.63 - Step 6: Final answer
x = 14,868,540.12
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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.