Finding the Fourth Proportional to 7,681,264.90, 11,523,613.48 and 2,888,995.70
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Solution
The fourth proportional to 7,681,264.90, 11,523,613.48 and 2,888,995.70 is: 4,334,139.00
Step by Step Solution
- Step 1: Write the proportion equation
7,681,264.90 : 11,523,613.48 = 2,888,995.70 : x - Step 2: Convert to fraction form
7,681,264.90/11,523,613.48 = 2,888,995.70/x - Step 3: Cross multiply
7,681,264.90x = 11,523,613.48 × 2,888,995.70 - Step 4: Simplify right side
7,681,264.90x = 33,291,669,792,182.04 - Step 5: Solve for x
x = 33,291,669,792,182.04/7,681,264.90 - Step 6: Final answer
x = 4,334,139.00
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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.