Finding the Fourth Proportional to 19,556,130.96, 29,362,992.34 and 10,937,118.06
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Solution
The fourth proportional to 19,556,130.96, 29,362,992.34 and 10,937,118.06 is: 16,421,781.71
Step by Step Solution
- Step 1: Write the proportion equation
19,556,130.96 : 29,362,992.34 = 10,937,118.06 : x - Step 2: Convert to fraction form
19,556,130.96/29,362,992.34 = 10,937,118.06/x - Step 3: Cross multiply
19,556,130.96x = 29,362,992.34 × 10,937,118.06 - Step 4: Simplify right side
19,556,130.96x = 321,146,513,713,826.12 - Step 5: Solve for x
x = 321,146,513,713,826.12/19,556,130.96 - Step 6: Final answer
x = 16,421,781.71
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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.