Finding the Fourth Proportional to 75,918,472.36, 113,854,155.18 and 27,390,017.32
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Solution
The fourth proportional to 75,918,472.36, 113,854,155.18 and 27,390,017.32 is: 41,076,528.35
Step by Step Solution
- Step 1: Write the proportion equation
75,918,472.36 : 113,854,155.18 = 27,390,017.32 : x - Step 2: Convert to fraction form
75,918,472.36/113,854,155.18 = 27,390,017.32/x - Step 3: Cross multiply
75,918,472.36x = 113,854,155.18 × 27,390,017.32 - Step 4: Simplify right side
75,918,472.36x = 3,118,467,282,334,168 - Step 5: Solve for x
x = 3,118,467,282,334,168/75,918,472.36 - Step 6: Final answer
x = 41,076,528.35
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.