Finding the Fourth Proportional to 6,744,282.78, 9,306,547.61 and 3,803,937.84
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Solution
The fourth proportional to 6,744,282.78, 9,306,547.61 and 3,803,937.84 is: 5,249,116.88
Step by Step Solution
- Step 1: Write the proportion equation
6,744,282.78 : 9,306,547.61 = 3,803,937.84 : x - Step 2: Convert to fraction form
6,744,282.78/9,306,547.61 = 3,803,937.84/x - Step 3: Cross multiply
6,744,282.78x = 9,306,547.61 × 3,803,937.84 - Step 4: Simplify right side
6,744,282.78x = 35,401,528,594,420.88 - Step 5: Solve for x
x = 35,401,528,594,420.88/6,744,282.78 - Step 6: Final answer
x = 5,249,116.88
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.