Finding the Fourth Proportional to 61,205,848.56, 84,457,649.60 and 34,735,773.06
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Solution
The fourth proportional to 61,205,848.56, 84,457,649.60 and 34,735,773.06 is: 47,931,722.52
Step by Step Solution
- Step 1: Write the proportion equation
61,205,848.56 : 84,457,649.60 = 34,735,773.06 : x - Step 2: Convert to fraction form
61,205,848.56/84,457,649.60 = 34,735,773.06/x - Step 3: Cross multiply
61,205,848.56x = 84,457,649.60 × 34,735,773.06 - Step 4: Simplify right side
61,205,848.56x = 2,933,701,749,686,600 - Step 5: Solve for x
x = 2,933,701,749,686,600/61,205,848.56 - Step 6: Final answer
x = 47,931,722.52
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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.