Finding the Fourth Proportional to 42,618,259.76, 58,818,954.84 and 24,037,211.60
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Solution
The fourth proportional to 42,618,259.76, 58,818,954.84 and 24,037,211.60 is: 33,174,598.67
Step by Step Solution
- Step 1: Write the proportion equation
42,618,259.76 : 58,818,954.84 = 24,037,211.60 : x - Step 2: Convert to fraction form
42,618,259.76/58,818,954.84 = 24,037,211.60/x - Step 3: Cross multiply
42,618,259.76x = 58,818,954.84 × 24,037,211.60 - Step 4: Simplify right side
42,618,259.76x = 1,413,843,663,579,924.25 - Step 5: Solve for x
x = 1,413,843,663,579,924.25/42,618,259.76 - Step 6: Final answer
x = 33,174,598.67
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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.