Finding the Fourth Proportional to 9,539,510.06, 13,163,329.04 and 6,448,758.29
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Solution
The fourth proportional to 9,539,510.06, 13,163,329.04 and 6,448,758.29 is: 8,898,478.71
Step by Step Solution
- Step 1: Write the proportion equation
9,539,510.06 : 13,163,329.04 = 6,448,758.29 : x - Step 2: Convert to fraction form
9,539,510.06/13,163,329.04 = 6,448,758.29/x - Step 3: Cross multiply
9,539,510.06x = 13,163,329.04 × 6,448,758.29 - Step 4: Simplify right side
9,539,510.06x = 84,887,127,221,003 - Step 5: Solve for x
x = 84,887,127,221,003/9,539,510.06 - Step 6: Final answer
x = 8,898,478.71
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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.