Finding the Fourth Proportional to 51,077,363.94, 70,486,181.57 and 27,872,885.70
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Solution
The fourth proportional to 51,077,363.94, 70,486,181.57 and 27,872,885.70 is: 38,464,265.40
Step by Step Solution
- Step 1: Write the proportion equation
51,077,363.94 : 70,486,181.57 = 27,872,885.70 : x - Step 2: Convert to fraction form
51,077,363.94/70,486,181.57 = 27,872,885.70/x - Step 3: Cross multiply
51,077,363.94x = 70,486,181.57 × 27,872,885.70 - Step 4: Simplify right side
51,077,363.94x = 1,964,653,282,399,738.75 - Step 5: Solve for x
x = 1,964,653,282,399,738.75/51,077,363.94 - Step 6: Final answer
x = 38,464,265.40
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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.