Finding the Fourth Proportional to 47,854,885.12, 66,039,404.80 and 26,124,853.12
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Solution
The fourth proportional to 47,854,885.12, 66,039,404.80 and 26,124,853.12 is: 36,052,113.51
Step by Step Solution
- Step 1: Write the proportion equation
47,854,885.12 : 66,039,404.80 = 26,124,853.12 : x - Step 2: Convert to fraction form
47,854,885.12/66,039,404.80 = 26,124,853.12/x - Step 3: Cross multiply
47,854,885.12x = 66,039,404.80 × 26,124,853.12 - Step 4: Simplify right side
47,854,885.12x = 1,725,269,750,532,223 - Step 5: Solve for x
x = 1,725,269,750,532,223/47,854,885.12 - Step 6: Final answer
x = 36,052,113.51
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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.