Finding the Fourth Proportional to 19,714,853.80, 29,582,867.58 and 8,208,264.52
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Solution
The fourth proportional to 19,714,853.80, 29,582,867.58 and 8,208,264.52 is: 12,316,804.62
Step by Step Solution
- Step 1: Write the proportion equation
19,714,853.80 : 29,582,867.58 = 8,208,264.52 : x - Step 2: Convert to fraction form
19,714,853.80/29,582,867.58 = 8,208,264.52/x - Step 3: Cross multiply
19,714,853.80x = 29,582,867.58 × 8,208,264.52 - Step 4: Simplify right side
19,714,853.80x = 242,824,002,356,772.22 - Step 5: Solve for x
x = 242,824,002,356,772.22/19,714,853.80 - Step 6: Final answer
x = 12,316,804.62
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.