Finding the Fourth Proportional to 49,497,551.35, 68,064,340.87 and 42,959,795.51
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Solution
The fourth proportional to 49,497,551.35, 68,064,340.87 and 42,959,795.51 is: 59,074,238.74
Step by Step Solution
- Step 1: Write the proportion equation
49,497,551.35 : 68,064,340.87 = 42,959,795.51 : x - Step 2: Convert to fraction form
49,497,551.35/68,064,340.87 = 42,959,795.51/x - Step 3: Cross multiply
49,497,551.35x = 68,064,340.87 × 42,959,795.51 - Step 4: Simplify right side
49,497,551.35x = 2,924,030,165,298,135.50 - Step 5: Solve for x
x = 2,924,030,165,298,135.50/49,497,551.35 - Step 6: Final answer
x = 59,074,238.74
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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.