Finding the Fourth Proportional to 17,206,226.96, 23,745,116.17 and 12,185,970.36
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Solution
The fourth proportional to 17,206,226.96, 23,745,116.17 and 12,185,970.36 is: 16,817,009.48
Step by Step Solution
- Step 1: Write the proportion equation
17,206,226.96 : 23,745,116.17 = 12,185,970.36 : x - Step 2: Convert to fraction form
17,206,226.96/23,745,116.17 = 12,185,970.36/x - Step 3: Cross multiply
17,206,226.96x = 23,745,116.17 × 12,185,970.36 - Step 4: Simplify right side
17,206,226.96x = 289,357,281,768,565 - Step 5: Solve for x
x = 289,357,281,768,565/17,206,226.96 - Step 6: Final answer
x = 16,817,009.48
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1.5x scale
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.