Finding the Fourth Proportional to 26,316,947.97, 36,306,267.45 and 17,617,923.10
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Solution
The fourth proportional to 26,316,947.97, 36,306,267.45 and 17,617,923.10 is: 24,305,289.07
Step by Step Solution
- Step 1: Write the proportion equation
26,316,947.97 : 36,306,267.45 = 17,617,923.10 : x - Step 2: Convert to fraction form
26,316,947.97/36,306,267.45 = 17,617,923.10/x - Step 3: Cross multiply
26,316,947.97x = 36,306,267.45 × 17,617,923.10 - Step 4: Simplify right side
26,316,947.97x = 639,641,027,982,133.25 - Step 5: Solve for x
x = 639,641,027,982,133.25/26,316,947.97 - Step 6: Final answer
x = 24,305,289.07
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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.