Finding the Fourth Proportional to 69,552,893.04, 104,329,699.47 and 40,778,850.48
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Solution
The fourth proportional to 69,552,893.04, 104,329,699.47 and 40,778,850.48 is: 61,168,486.74
Step by Step Solution
- Step 1: Write the proportion equation
69,552,893.04 : 104,329,699.47 = 40,778,850.48 : x - Step 2: Convert to fraction form
69,552,893.04/104,329,699.47 = 40,778,850.48/x - Step 3: Cross multiply
69,552,893.04x = 104,329,699.47 × 40,778,850.48 - Step 4: Simplify right side
69,552,893.04x = 4,254,445,215,310,465 - Step 5: Solve for x
x = 4,254,445,215,310,465/69,552,893.04 - Step 6: Final answer
x = 61,168,486.74
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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.