Finding the Fourth Proportional to 9,928,319.28, 14,878,700.82 and 4,523,761.68
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Solution
The fourth proportional to 9,928,319.28, 14,878,700.82 and 4,523,761.68 is: 6,779,364.64
Step by Step Solution
- Step 1: Write the proportion equation
9,928,319.28 : 14,878,700.82 = 4,523,761.68 : x - Step 2: Convert to fraction form
9,928,319.28/14,878,700.82 = 4,523,761.68/x - Step 3: Cross multiply
9,928,319.28x = 14,878,700.82 × 4,523,761.68 - Step 4: Simplify right side
9,928,319.28x = 67,307,696,617,700.58 - Step 5: Solve for x
x = 67,307,696,617,700.58/9,928,319.28 - Step 6: Final answer
x = 6,779,364.64
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.