Finding the Fourth Proportional to 9,894,030.29, 13,653,431.69 and 5,483,567.99
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Solution
The fourth proportional to 9,894,030.29, 13,653,431.69 and 5,483,567.99 is: 7,567,140.86
Step by Step Solution
- Step 1: Write the proportion equation
9,894,030.29 : 13,653,431.69 = 5,483,567.99 : x - Step 2: Convert to fraction form
9,894,030.29/13,653,431.69 = 5,483,567.99/x - Step 3: Cross multiply
9,894,030.29x = 13,653,431.69 × 5,483,567.99 - Step 4: Simplify right side
9,894,030.29x = 74,869,520,873,250.61 - Step 5: Solve for x
x = 74,869,520,873,250.61/9,894,030.29 - Step 6: Final answer
x = 7,567,140.86
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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.