Finding the Fourth Proportional to 76,910,547.24, 115,362,814.14 and 19,402,102.44
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Solution
The fourth proportional to 76,910,547.24, 115,362,814.14 and 19,402,102.44 is: 29,102,395.16
Step by Step Solution
- Step 1: Write the proportion equation
76,910,547.24 : 115,362,814.14 = 19,402,102.44 : x - Step 2: Convert to fraction form
76,910,547.24/115,362,814.14 = 19,402,102.44/x - Step 3: Cross multiply
76,910,547.24x = 115,362,814.14 × 19,402,102.44 - Step 4: Simplify right side
76,910,547.24x = 2,238,281,137,710,960.75 - Step 5: Solve for x
x = 2,238,281,137,710,960.75/76,910,547.24 - Step 6: Final answer
x = 29,102,395.16
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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.