Finding the Fourth Proportional to 26,488,706.10, 39,732,970.13 and 6,792,811.08
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Solution
The fourth proportional to 26,488,706.10, 39,732,970.13 and 6,792,811.08 is: 10,189,193.79
Step by Step Solution
- Step 1: Write the proportion equation
26,488,706.10 : 39,732,970.13 = 6,792,811.08 : x - Step 2: Convert to fraction form
26,488,706.10/39,732,970.13 = 6,792,811.08/x - Step 3: Cross multiply
26,488,706.10x = 39,732,970.13 × 6,792,811.08 - Step 4: Simplify right side
26,488,706.10x = 269,898,559,706,409 - Step 5: Solve for x
x = 269,898,559,706,409/26,488,706.10 - Step 6: Final answer
x = 10,189,193.79
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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.