Finding the Fourth Proportional to 26,079,280.64, 35,987,607.12 and 14,475,930.80
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Solution
The fourth proportional to 26,079,280.64, 35,987,607.12 and 14,475,930.80 is: 19,975,785.28
Step by Step Solution
- Step 1: Write the proportion equation
26,079,280.64 : 35,987,607.12 = 14,475,930.80 : x - Step 2: Convert to fraction form
26,079,280.64/35,987,607.12 = 14,475,930.80/x - Step 3: Cross multiply
26,079,280.64x = 35,987,607.12 × 14,475,930.80 - Step 4: Simplify right side
26,079,280.64x = 520,954,110,326,707.31 - Step 5: Solve for x
x = 520,954,110,326,707.31/26,079,280.64 - Step 6: Final answer
x = 19,975,785.28
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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.