Finding the Fourth Proportional to 7,484,598.14, 10,326,387.68 and 4,580,961.98
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Solution
The fourth proportional to 7,484,598.14, 10,326,387.68 and 4,580,961.98 is: 6,320,284.47
Step by Step Solution
- Step 1: Write the proportion equation
7,484,598.14 : 10,326,387.68 = 4,580,961.98 : x - Step 2: Convert to fraction form
7,484,598.14/10,326,387.68 = 4,580,961.98/x - Step 3: Cross multiply
7,484,598.14x = 10,326,387.68 × 4,580,961.98 - Step 4: Simplify right side
7,484,598.14x = 47,304,789,352,820.41 - Step 5: Solve for x
x = 47,304,789,352,820.41/7,484,598.14 - Step 6: Final answer
x = 6,320,284.47
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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.