Finding the Fourth Proportional to 10,361,386.70, 15,547,320.66 and 6,905,484.52
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Solution
The fourth proportional to 10,361,386.70, 15,547,320.66 and 6,905,484.52 is: 10,361,719.45
Step by Step Solution
- Step 1: Write the proportion equation
10,361,386.70 : 15,547,320.66 = 6,905,484.52 : x - Step 2: Convert to fraction form
10,361,386.70/15,547,320.66 = 6,905,484.52/x - Step 3: Cross multiply
10,361,386.70x = 15,547,320.66 × 6,905,484.52 - Step 4: Simplify right side
10,361,386.70x = 107,361,782,117,598.72 - Step 5: Solve for x
x = 107,361,782,117,598.72/10,361,386.70 - Step 6: Final answer
x = 10,361,719.45
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.