Finding the Fourth Proportional to 8,918,488.08, 12,307,675.68 and 5,051,812.08
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Solution
The fourth proportional to 8,918,488.08, 12,307,675.68 and 5,051,812.08 is: 6,971,592.51
Step by Step Solution
- Step 1: Write the proportion equation
8,918,488.08 : 12,307,675.68 = 5,051,812.08 : x - Step 2: Convert to fraction form
8,918,488.08/12,307,675.68 = 5,051,812.08/x - Step 3: Cross multiply
8,918,488.08x = 12,307,675.68 × 5,051,812.08 - Step 4: Simplify right side
8,918,488.08x = 62,176,064,676,946.21 - Step 5: Solve for x
x = 62,176,064,676,946.21/8,918,488.08 - Step 6: Final answer
x = 6,971,592.51
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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.