Finding the Fourth Proportional to 11,583,133.65, 15,984,726.44 and 6,426,482.90
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Solution
The fourth proportional to 11,583,133.65, 15,984,726.44 and 6,426,482.90 is: 8,868,547.50
Step by Step Solution
- Step 1: Write the proportion equation
11,583,133.65 : 15,984,726.44 = 6,426,482.90 : x - Step 2: Convert to fraction form
11,583,133.65/15,984,726.44 = 6,426,482.90/x - Step 3: Cross multiply
11,583,133.65x = 15,984,726.44 × 6,426,482.90 - Step 4: Simplify right side
11,583,133.65x = 102,725,571,015,781.83 - Step 5: Solve for x
x = 102,725,571,015,781.83/11,583,133.65 - Step 6: Final answer
x = 8,868,547.50
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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.