Finding the Fourth Proportional to 33,865,590.42, 46,734,478.47 and 18,395,686.62
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Solution
The fourth proportional to 33,865,590.42, 46,734,478.47 and 18,395,686.62 is: 25,386,027.81
Step by Step Solution
- Step 1: Write the proportion equation
33,865,590.42 : 46,734,478.47 = 18,395,686.62 : x - Step 2: Convert to fraction form
33,865,590.42/46,734,478.47 = 18,395,686.62/x - Step 3: Cross multiply
33,865,590.42x = 46,734,478.47 × 18,395,686.62 - Step 4: Simplify right side
33,865,590.42x = 859,712,820,283,257.12 - Step 5: Solve for x
x = 859,712,820,283,257.12/33,865,590.42 - Step 6: Final answer
x = 25,386,027.81
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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.