Finding the Fourth Proportional to 7,506,715.93, 10,357,281.09 and 4,408,248.82
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Solution
The fourth proportional to 7,506,715.93, 10,357,281.09 and 4,408,248.82 is: 6,082,216.59
Step by Step Solution
- Step 1: Write the proportion equation
7,506,715.93 : 10,357,281.09 = 4,408,248.82 : x - Step 2: Convert to fraction form
7,506,715.93/10,357,281.09 = 4,408,248.82/x - Step 3: Cross multiply
7,506,715.93x = 10,357,281.09 × 4,408,248.82 - Step 4: Simplify right side
7,506,715.93x = 45,657,472,143,400.81 - Step 5: Solve for x
x = 45,657,472,143,400.81/7,506,715.93 - Step 6: Final answer
x = 6,082,216.59
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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.