Home / 28,913,139.92-43,355,868.60-16,785,953.84

Finding the Fourth Proportional to 28,913,139.92, 43,355,868.60 and 16,785,953.84

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Solution

The fourth proportional to 28,913,139.92, 43,355,868.60 and 16,785,953.84 is: 25,170,895.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,913,139.92 : 43,355,868.60 = 16,785,953.84 : x
  2. Step 2: Convert to fraction form
    28,913,139.92/43,355,868.60 = 16,785,953.84/x
  3. Step 3: Cross multiply
    28,913,139.92x = 43,355,868.60 × 16,785,953.84
  4. Step 4: Simplify right side
    28,913,139.92x = 727,769,609,012,705.50
  5. Step 5: Solve for x
    x = 727,769,609,012,705.50/28,913,139.92
  6. Step 6: Final answer
    x = 25,170,895.00

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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.