Finding the Fourth Proportional to 34,884,658.17, 48,140,828.91 and 19,418,396.45
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Solution
The fourth proportional to 34,884,658.17, 48,140,828.91 and 19,418,396.45 is: 26,797,387.45
Step by Step Solution
- Step 1: Write the proportion equation
34,884,658.17 : 48,140,828.91 = 19,418,396.45 : x - Step 2: Convert to fraction form
34,884,658.17/48,140,828.91 = 19,418,396.45/x - Step 3: Cross multiply
34,884,658.17x = 48,140,828.91 × 19,418,396.45 - Step 4: Simplify right side
34,884,658.17x = 934,817,700,965,297.12 - Step 5: Solve for x
x = 934,817,700,965,297.12/34,884,658.17 - Step 6: Final answer
x = 26,797,387.45
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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.