Finding the Fourth Proportional to 16,577,819.80, 22,878,097.36 and 9,235,648.78
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Solution
The fourth proportional to 16,577,819.80, 22,878,097.36 and 9,235,648.78 is: 12,745,588.66
Step by Step Solution
- Step 1: Write the proportion equation
16,577,819.80 : 22,878,097.36 = 9,235,648.78 : x - Step 2: Convert to fraction form
16,577,819.80/22,878,097.36 = 9,235,648.78/x - Step 3: Cross multiply
16,577,819.80x = 22,878,097.36 × 9,235,648.78 - Step 4: Simplify right side
16,577,819.80x = 211,294,071,971,605.19 - Step 5: Solve for x
x = 211,294,071,971,605.19/16,577,819.80 - Step 6: Final answer
x = 12,745,588.66
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.