Finding the Fourth Proportional to 6,750,703.12, 9,316,134.30 and 3,850,363.84
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Solution
The fourth proportional to 6,750,703.12, 9,316,134.30 and 3,850,363.84 is: 5,313,595.64
Step by Step Solution
- Step 1: Write the proportion equation
6,750,703.12 : 9,316,134.30 = 3,850,363.84 : x - Step 2: Convert to fraction form
6,750,703.12/9,316,134.30 = 3,850,363.84/x - Step 3: Cross multiply
6,750,703.12x = 9,316,134.30 × 3,850,363.84 - Step 4: Simplify right side
6,750,703.12x = 35,870,506,637,303.71 - Step 5: Solve for x
x = 35,870,506,637,303.71/6,750,703.12 - Step 6: Final answer
x = 5,313,595.64
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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.