Finding the Fourth Proportional to 42,596,362.41, 63,894,539.70 and 10,248,264.99
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Solution
The fourth proportional to 42,596,362.41, 63,894,539.70 and 10,248,264.99 is: 15,372,396.54
Step by Step Solution
- Step 1: Write the proportion equation
42,596,362.41 : 63,894,539.70 = 10,248,264.99 : x - Step 2: Convert to fraction form
42,596,362.41/63,894,539.70 = 10,248,264.99/x - Step 3: Cross multiply
42,596,362.41x = 63,894,539.70 × 10,248,264.99 - Step 4: Simplify right side
42,596,362.41x = 654,808,174,259,675.12 - Step 5: Solve for x
x = 654,808,174,259,675.12/42,596,362.41 - Step 6: Final answer
x = 15,372,396.54
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.