Finding the Fourth Proportional to 64,163,770.80, 96,221,948.04 and 27,777,482.16
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Solution
The fourth proportional to 64,163,770.80, 96,221,948.04 and 27,777,482.16 is: 41,655,959.61
Step by Step Solution
- Step 1: Write the proportion equation
64,163,770.80 : 96,221,948.04 = 27,777,482.16 : x - Step 2: Convert to fraction form
64,163,770.80/96,221,948.04 = 27,777,482.16/x - Step 3: Cross multiply
64,163,770.80x = 96,221,948.04 × 27,777,482.16 - Step 4: Simplify right side
64,163,770.80x = 2,672,803,445,081,547 - Step 5: Solve for x
x = 2,672,803,445,081,547/64,163,770.80 - Step 6: Final answer
x = 41,655,959.61
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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.