Finding the Fourth Proportional to 47,299,686.69, 65,261,214.90 and 27,710,044.23
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Solution
The fourth proportional to 47,299,686.69, 65,261,214.90 and 27,710,044.23 is: 38,232,624.31
Step by Step Solution
- Step 1: Write the proportion equation
47,299,686.69 : 65,261,214.90 = 27,710,044.23 : x - Step 2: Convert to fraction form
47,299,686.69/65,261,214.90 = 27,710,044.23/x - Step 3: Cross multiply
47,299,686.69x = 65,261,214.90 × 27,710,044.23 - Step 4: Simplify right side
47,299,686.69x = 1,808,391,151,382,535 - Step 5: Solve for x
x = 1,808,391,151,382,535/47,299,686.69 - Step 6: Final answer
x = 38,232,624.31
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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.