Finding the Fourth Proportional to 34,329,595.68, 47,372,875.44 and 18,859,348.08
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Solution
The fourth proportional to 34,329,595.68, 47,372,875.44 and 18,859,348.08 is: 26,024,819.98
Step by Step Solution
- Step 1: Write the proportion equation
34,329,595.68 : 47,372,875.44 = 18,859,348.08 : x - Step 2: Convert to fraction form
34,329,595.68/47,372,875.44 = 18,859,348.08/x - Step 3: Cross multiply
34,329,595.68x = 47,372,875.44 × 18,859,348.08 - Step 4: Simplify right side
34,329,595.68x = 893,421,547,473,443 - Step 5: Solve for x
x = 893,421,547,473,443/34,329,595.68 - Step 6: Final answer
x = 26,024,819.98
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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.