Finding the Fourth Proportional to 34,730,603.19, 47,926,590.84 and 19,260,355.68
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Solution
The fourth proportional to 34,730,603.19, 47,926,590.84 and 19,260,355.68 is: 26,578,380.49
Step by Step Solution
- Step 1: Write the proportion equation
34,730,603.19 : 47,926,590.84 = 19,260,355.68 : x - Step 2: Convert to fraction form
34,730,603.19/47,926,590.84 = 19,260,355.68/x - Step 3: Cross multiply
34,730,603.19x = 47,926,590.84 × 19,260,355.68 - Step 4: Simplify right side
34,730,603.19x = 923,083,186,108,230 - Step 5: Solve for x
x = 923,083,186,108,230/34,730,603.19 - Step 6: Final answer
x = 26,578,380.49
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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.