Finding the Fourth Proportional to 19,848,763.98, 29,750,830.28 and 10,106,029.65
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Solution
The fourth proportional to 19,848,763.98, 29,750,830.28 and 10,106,029.65 is: 15,147,682.41
Step by Step Solution
- Step 1: Write the proportion equation
19,848,763.98 : 29,750,830.28 = 10,106,029.65 : x - Step 2: Convert to fraction form
19,848,763.98/29,750,830.28 = 10,106,029.65/x - Step 3: Cross multiply
19,848,763.98x = 29,750,830.28 × 10,106,029.65 - Step 4: Simplify right side
19,848,763.98x = 300,662,773,020,730.88 - Step 5: Solve for x
x = 300,662,773,020,730.88/19,848,763.98 - Step 6: Final answer
x = 15,147,682.41
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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.