Finding the Fourth Proportional to 26,460,071.80, 39,690,107.70 and 22,208,543.80
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Solution
The fourth proportional to 26,460,071.80, 39,690,107.70 and 22,208,543.80 is: 33,312,815.70
Step by Step Solution
- Step 1: Write the proportion equation
26,460,071.80 : 39,690,107.70 = 22,208,543.80 : x - Step 2: Convert to fraction form
26,460,071.80/39,690,107.70 = 22,208,543.80/x - Step 3: Cross multiply
26,460,071.80x = 39,690,107.70 × 22,208,543.80 - Step 4: Simplify right side
26,460,071.80x = 881,459,495,282,167.38 - Step 5: Solve for x
x = 881,459,495,282,167.38/26,460,071.80 - Step 6: Final answer
x = 33,312,815.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.