Finding the Fourth Proportional to 19,249,495.96, 26,564,310.84 and 10,547,597.92
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Solution
The fourth proportional to 19,249,495.96, 26,564,310.84 and 10,547,597.92 is: 14,555,688.64
Step by Step Solution
- Step 1: Write the proportion equation
19,249,495.96 : 26,564,310.84 = 10,547,597.92 : x - Step 2: Convert to fraction form
19,249,495.96/26,564,310.84 = 10,547,597.92/x - Step 3: Cross multiply
19,249,495.96x = 26,564,310.84 × 10,547,597.92 - Step 4: Simplify right side
19,249,495.96x = 280,189,669,762,217.44 - Step 5: Solve for x
x = 280,189,669,762,217.44/19,249,495.96 - Step 6: Final answer
x = 14,555,688.64
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1.5x scale
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.