Finding the Fourth Proportional to 19,826,368.43, 29,732,817.57 and 6,869,495.13
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Solution
The fourth proportional to 19,826,368.43, 29,732,817.57 and 6,869,495.13 is: 10,301,909.11
Step by Step Solution
- Step 1: Write the proportion equation
19,826,368.43 : 29,732,817.57 = 6,869,495.13 : x - Step 2: Convert to fraction form
19,826,368.43/29,732,817.57 = 6,869,495.13/x - Step 3: Cross multiply
19,826,368.43x = 29,732,817.57 × 6,869,495.13 - Step 4: Simplify right side
19,826,368.43x = 204,249,445,498,293.44 - Step 5: Solve for x
x = 204,249,445,498,293.44/19,826,368.43 - Step 6: Final answer
x = 10,301,909.11
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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.