Finding the Fourth Proportional to 15,204,386.76, 22,806,387.36 and 3,689,948.76
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Solution
The fourth proportional to 15,204,386.76, 22,806,387.36 and 3,689,948.76 is: 5,534,876.35
Step by Step Solution
- Step 1: Write the proportion equation
15,204,386.76 : 22,806,387.36 = 3,689,948.76 : x - Step 2: Convert to fraction form
15,204,386.76/22,806,387.36 = 3,689,948.76/x - Step 3: Cross multiply
15,204,386.76x = 22,806,387.36 × 3,689,948.76 - Step 4: Simplify right side
15,204,386.76x = 84,154,400,759,111.67 - Step 5: Solve for x
x = 84,154,400,759,111.67/15,204,386.76 - Step 6: Final answer
x = 5,534,876.35
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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.