Finding the Fourth Proportional to 14,174,246.32, 19,553,656.80 and 9,277,312.48
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Solution
The fourth proportional to 14,174,246.32, 19,553,656.80 and 9,277,312.48 is: 12,798,238.45
Step by Step Solution
- Step 1: Write the proportion equation
14,174,246.32 : 19,553,656.80 = 9,277,312.48 : x - Step 2: Convert to fraction form
14,174,246.32/19,553,656.80 = 9,277,312.48/x - Step 3: Cross multiply
14,174,246.32x = 19,553,656.80 × 9,277,312.48 - Step 4: Simplify right side
14,174,246.32x = 181,405,384,260,276.88 - Step 5: Solve for x
x = 181,405,384,260,276.88/14,174,246.32 - Step 6: Final answer
x = 12,798,238.45
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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.