Finding the Fourth Proportional to 32,346,911.98, 48,478,486.92 and 13,155,374.62
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Solution
The fourth proportional to 32,346,911.98, 48,478,486.92 and 13,155,374.62 is: 19,716,029.06
Step by Step Solution
- Step 1: Write the proportion equation
32,346,911.98 : 48,478,486.92 = 13,155,374.62 : x - Step 2: Convert to fraction form
32,346,911.98/48,478,486.92 = 13,155,374.62/x - Step 3: Cross multiply
32,346,911.98x = 48,478,486.92 × 13,155,374.62 - Step 4: Simplify right side
32,346,911.98x = 637,752,656,443,370 - Step 5: Solve for x
x = 637,752,656,443,370/32,346,911.98 - Step 6: Final answer
x = 19,716,029.06
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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.