Home / 7,868,836.42-11,790,205.76-4,785,501

Finding the Fourth Proportional to 7,868,836.42, 11,790,205.76 and 4,785,501

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Solution

The fourth proportional to 7,868,836.42, 11,790,205.76 and 4,785,501 is: 7,170,315.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,868,836.42 : 11,790,205.76 = 4,785,501 : x
  2. Step 2: Convert to fraction form
    7,868,836.42/11,790,205.76 = 4,785,501/x
  3. Step 3: Cross multiply
    7,868,836.42x = 11,790,205.76 × 4,785,501
  4. Step 4: Simplify right side
    7,868,836.42x = 56,422,041,454,685.76
  5. Step 5: Solve for x
    x = 56,422,041,454,685.76/7,868,836.42
  6. Step 6: Final answer
    x = 7,170,315.72

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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.