Home / 7,381,431.83-10,186,953.67-4,074,382.72

Finding the Fourth Proportional to 7,381,431.83, 10,186,953.67 and 4,074,382.72

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Solution

The fourth proportional to 7,381,431.83, 10,186,953.67 and 4,074,382.72 is: 5,622,967.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,381,431.83 : 10,186,953.67 = 4,074,382.72 : x
  2. Step 2: Convert to fraction form
    7,381,431.83/10,186,953.67 = 4,074,382.72/x
  3. Step 3: Cross multiply
    7,381,431.83x = 10,186,953.67 × 4,074,382.72
  4. Step 4: Simplify right side
    7,381,431.83x = 41,505,547,966,835.24
  5. Step 5: Solve for x
    x = 41,505,547,966,835.24/7,381,431.83
  6. Step 6: Final answer
    x = 5,622,967.05

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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.