Finding the Fourth Proportional to 9,779,332.35, 14,663,019.84 and 4,663,326.99
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Solution
The fourth proportional to 9,779,332.35, 14,663,019.84 and 4,663,326.99 is: 6,992,139.52
Step by Step Solution
- Step 1: Write the proportion equation
9,779,332.35 : 14,663,019.84 = 4,663,326.99 : x - Step 2: Convert to fraction form
9,779,332.35/14,663,019.84 = 4,663,326.99/x - Step 3: Cross multiply
9,779,332.35x = 14,663,019.84 × 4,663,326.99 - Step 4: Simplify right side
9,779,332.35x = 68,378,456,174,777.48 - Step 5: Solve for x
x = 68,378,456,174,777.48/9,779,332.35 - Step 6: Final answer
x = 6,992,139.52
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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.