Finding the Fourth Proportional to 73,248,047.70, 109,889,567.55 and 22,130,567.70
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Solution
The fourth proportional to 73,248,047.70, 109,889,567.55 and 22,130,567.70 is: 33,201,137.65
Step by Step Solution
- Step 1: Write the proportion equation
73,248,047.70 : 109,889,567.55 = 22,130,567.70 : x - Step 2: Convert to fraction form
73,248,047.70/109,889,567.55 = 22,130,567.70/x - Step 3: Cross multiply
73,248,047.70x = 109,889,567.55 × 22,130,567.70 - Step 4: Simplify right side
73,248,047.70x = 2,431,918,514,188,998 - Step 5: Solve for x
x = 2,431,918,514,188,998/73,248,047.70 - Step 6: Final answer
x = 33,201,137.65
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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.