Finding the Fourth Proportional to 13,403,010.24, 19,952,925.12 and 13,323,295.68
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Solution
The fourth proportional to 13,403,010.24, 19,952,925.12 and 13,323,295.68 is: 19,834,254.86
Step by Step Solution
- Step 1: Write the proportion equation
13,403,010.24 : 19,952,925.12 = 13,323,295.68 : x - Step 2: Convert to fraction form
13,403,010.24/19,952,925.12 = 13,323,295.68/x - Step 3: Cross multiply
13,403,010.24x = 19,952,925.12 × 13,323,295.68 - Step 4: Simplify right side
13,403,010.24x = 265,838,721,054,659.50 - Step 5: Solve for x
x = 265,838,721,054,659.50/13,403,010.24 - Step 6: Final answer
x = 19,834,254.86
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.