Finding the Fourth Proportional to 56,228,306.22, 84,353,962.86 and 19,335,404.79
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Solution
The fourth proportional to 56,228,306.22, 84,353,962.86 and 19,335,404.79 is: 29,007,062.94
Step by Step Solution
- Step 1: Write the proportion equation
56,228,306.22 : 84,353,962.86 = 19,335,404.79 : x - Step 2: Convert to fraction form
56,228,306.22/84,353,962.86 = 19,335,404.79/x - Step 3: Cross multiply
56,228,306.22x = 84,353,962.86 × 19,335,404.79 - Step 4: Simplify right side
56,228,306.22x = 1,631,018,017,538,726 - Step 5: Solve for x
x = 1,631,018,017,538,726/56,228,306.22 - Step 6: Final answer
x = 29,007,062.94
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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.