Finding the Fourth Proportional to 10,336,862.49, 15,495,712.09 and 4,576,526.45
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Solution
The fourth proportional to 10,336,862.49, 15,495,712.09 and 4,576,526.45 is: 6,860,547.52
Step by Step Solution
- Step 1: Write the proportion equation
10,336,862.49 : 15,495,712.09 = 4,576,526.45 : x - Step 2: Convert to fraction form
10,336,862.49/15,495,712.09 = 4,576,526.45/x - Step 3: Cross multiply
10,336,862.49x = 15,495,712.09 × 4,576,526.45 - Step 4: Simplify right side
10,336,862.49x = 70,916,536,254,240.52 - Step 5: Solve for x
x = 70,916,536,254,240.52/10,336,862.49 - Step 6: Final answer
x = 6,860,547.52
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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.