Finding the Fourth Proportional to 6,283,307.49, 8,671,668.13 and 3,803,894.79
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Solution
The fourth proportional to 6,283,307.49, 8,671,668.13 and 3,803,894.79 is: 5,249,800.88
Step by Step Solution
- Step 1: Write the proportion equation
6,283,307.49 : 8,671,668.13 = 3,803,894.79 : x - Step 2: Convert to fraction form
6,283,307.49/8,671,668.13 = 3,803,894.79/x - Step 3: Cross multiply
6,283,307.49x = 8,671,668.13 × 3,803,894.79 - Step 4: Simplify right side
6,283,307.49x = 32,986,113,220,316.05 - Step 5: Solve for x
x = 32,986,113,220,316.05/6,283,307.49 - Step 6: Final answer
x = 5,249,800.88
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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.