Finding the Fourth Proportional to 26,808,867.36, 36,996,397.92 and 14,585,811.84
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Solution
The fourth proportional to 26,808,867.36, 36,996,397.92 and 14,585,811.84 is: 20,128,507.91
Step by Step Solution
- Step 1: Write the proportion equation
26,808,867.36 : 36,996,397.92 = 14,585,811.84 : x - Step 2: Convert to fraction form
26,808,867.36/36,996,397.92 = 14,585,811.84/x - Step 3: Cross multiply
26,808,867.36x = 36,996,397.92 × 14,585,811.84 - Step 4: Simplify right side
26,808,867.36x = 539,622,498,818,887.38 - Step 5: Solve for x
x = 539,622,498,818,887.38/26,808,867.36 - Step 6: Final answer
x = 20,128,507.91
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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.