Finding the Fourth Proportional to 62,108,387.36, 93,179,354.12 and 18,976,414.68
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Solution
The fourth proportional to 62,108,387.36, 93,179,354.12 and 18,976,414.68 is: 28,469,746.82
Step by Step Solution
- Step 1: Write the proportion equation
62,108,387.36 : 93,179,354.12 = 18,976,414.68 : x - Step 2: Convert to fraction form
62,108,387.36/93,179,354.12 = 18,976,414.68/x - Step 3: Cross multiply
62,108,387.36x = 93,179,354.12 × 18,976,414.68 - Step 4: Simplify right side
62,108,387.36x = 1,768,210,063,395,686.50 - Step 5: Solve for x
x = 1,768,210,063,395,686.50/62,108,387.36 - Step 6: Final answer
x = 28,469,746.82
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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.