Finding the Fourth Proportional to 34,884,657.41, 48,140,827.86 and 19,418,395.70
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Solution
The fourth proportional to 34,884,657.41, 48,140,827.86 and 19,418,395.70 is: 26,797,386.42
Step by Step Solution
- Step 1: Write the proportion equation
34,884,657.41 : 48,140,827.86 = 19,418,395.70 : x - Step 2: Convert to fraction form
34,884,657.41/48,140,827.86 = 19,418,395.70/x - Step 3: Cross multiply
34,884,657.41x = 48,140,827.86 × 19,418,395.70 - Step 4: Simplify right side
34,884,657.41x = 934,817,644,470,360.12 - Step 5: Solve for x
x = 934,817,644,470,360.12/34,884,657.41 - Step 6: Final answer
x = 26,797,386.42
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.