Finding the Fourth Proportional to 18,329,397.93, 27,497,637.36 and 6,968,963.25
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Solution
The fourth proportional to 18,329,397.93, 27,497,637.36 and 6,968,963.25 is: 10,454,790.98
Step by Step Solution
- Step 1: Write the proportion equation
18,329,397.93 : 27,497,637.36 = 6,968,963.25 : x - Step 2: Convert to fraction form
18,329,397.93/27,497,637.36 = 6,968,963.25/x - Step 3: Cross multiply
18,329,397.93x = 27,497,637.36 × 6,968,963.25 - Step 4: Simplify right side
18,329,397.93x = 191,630,024,223,667.03 - Step 5: Solve for x
x = 191,630,024,223,667.03/18,329,397.93 - Step 6: Final answer
x = 10,454,790.98
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.