Finding the Fourth Proportional to 26,772,945.40, 36,947,062.80 and 14,549,812.12
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Solution
The fourth proportional to 26,772,945.40, 36,947,062.80 and 14,549,812.12 is: 20,078,957.10
Step by Step Solution
- Step 1: Write the proportion equation
26,772,945.40 : 36,947,062.80 = 14,549,812.12 : x - Step 2: Convert to fraction form
26,772,945.40/36,947,062.80 = 14,549,812.12/x - Step 3: Cross multiply
26,772,945.40x = 36,947,062.80 × 14,549,812.12 - Step 4: Simplify right side
26,772,945.40x = 537,572,822,125,841.06 - Step 5: Solve for x
x = 537,572,822,125,841.06/26,772,945.40 - Step 6: Final answer
x = 20,078,957.10
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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.