Finding the Fourth Proportional to 67,432,280.99, 93,056,510.36 and 38,063,867.18
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Solution
The fourth proportional to 67,432,280.99, 93,056,510.36 and 38,063,867.18 is: 52,528,115.59
Step by Step Solution
- Step 1: Write the proportion equation
67,432,280.99 : 93,056,510.36 = 38,063,867.18 : x - Step 2: Convert to fraction form
67,432,280.99/93,056,510.36 = 38,063,867.18/x - Step 3: Cross multiply
67,432,280.99x = 93,056,510.36 × 38,063,867.18 - Step 4: Simplify right side
67,432,280.99x = 3,542,090,649,921,732 - Step 5: Solve for x
x = 3,542,090,649,921,732/67,432,280.99 - Step 6: Final answer
x = 52,528,115.59
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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.