Finding the Fourth Proportional to 52,467,252.19, 78,694,038.68 and 15,578,400.12
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Solution
The fourth proportional to 52,467,252.19, 78,694,038.68 and 15,578,400.12 is: 23,365,569.38
Step by Step Solution
- Step 1: Write the proportion equation
52,467,252.19 : 78,694,038.68 = 15,578,400.12 : x - Step 2: Convert to fraction form
52,467,252.19/78,694,038.68 = 15,578,400.12/x - Step 3: Cross multiply
52,467,252.19x = 78,694,038.68 × 15,578,400.12 - Step 4: Simplify right side
52,467,252.19x = 1,225,927,221,242,802 - Step 5: Solve for x
x = 1,225,927,221,242,802/52,467,252.19 - Step 6: Final answer
x = 23,365,569.38
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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.