Finding the Fourth Proportional to 12,773,960.19, 19,153,851.12 and 4,249,643.31
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Solution
The fourth proportional to 12,773,960.19, 19,153,851.12 and 4,249,643.31 is: 6,372,106.54
Step by Step Solution
- Step 1: Write the proportion equation
12,773,960.19 : 19,153,851.12 = 4,249,643.31 : x - Step 2: Convert to fraction form
12,773,960.19/19,153,851.12 = 4,249,643.31/x - Step 3: Cross multiply
12,773,960.19x = 19,153,851.12 × 4,249,643.31 - Step 4: Simplify right side
12,773,960.19x = 81,397,035,272,844 - Step 5: Solve for x
x = 81,397,035,272,844/12,773,960.19 - Step 6: Final answer
x = 6,372,106.54
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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.