Finding the Fourth Proportional to 19,357,000.19, 29,035,495.07 and 7,227,409.53
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Solution
The fourth proportional to 19,357,000.19, 29,035,495.07 and 7,227,409.53 is: 10,841,112.35
Step by Step Solution
- Step 1: Write the proportion equation
19,357,000.19 : 29,035,495.07 = 7,227,409.53 : x - Step 2: Convert to fraction form
19,357,000.19/29,035,495.07 = 7,227,409.53/x - Step 3: Cross multiply
19,357,000.19x = 29,035,495.07 × 7,227,409.53 - Step 4: Simplify right side
19,357,000.19x = 209,851,413,777,186.03 - Step 5: Solve for x
x = 209,851,413,777,186.03/19,357,000.19 - Step 6: Final answer
x = 10,841,112.35
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1.5x scale
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.