Home / 20,547,688.92-30,825,950.51-5,974,861.65

Finding the Fourth Proportional to 20,547,688.92, 30,825,950.51 and 5,974,861.65

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Solution

The fourth proportional to 20,547,688.92, 30,825,950.51 and 5,974,861.65 is: 8,963,576.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,547,688.92 : 30,825,950.51 = 5,974,861.65 : x
  2. Step 2: Convert to fraction form
    20,547,688.92/30,825,950.51 = 5,974,861.65/x
  3. Step 3: Cross multiply
    20,547,688.92x = 30,825,950.51 × 5,974,861.65
  4. Step 4: Simplify right side
    20,547,688.92x = 184,180,789,392,728.19
  5. Step 5: Solve for x
    x = 184,180,789,392,728.19/20,547,688.92
  6. Step 6: Final answer
    x = 8,963,576.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.