Home / 9,785,709.20-14,680,896.60-4,732,864.40

Finding the Fourth Proportional to 9,785,709.20, 14,680,896.60 and 4,732,864.40

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Solution

The fourth proportional to 9,785,709.20, 14,680,896.60 and 4,732,864.40 is: 7,100,424.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,785,709.20 : 14,680,896.60 = 4,732,864.40 : x
  2. Step 2: Convert to fraction form
    9,785,709.20/14,680,896.60 = 4,732,864.40/x
  3. Step 3: Cross multiply
    9,785,709.20x = 14,680,896.60 × 4,732,864.40
  4. Step 4: Simplify right side
    9,785,709.20x = 69,482,692,878,221.05
  5. Step 5: Solve for x
    x = 69,482,692,878,221.05/9,785,709.20
  6. Step 6: Final answer
    x = 7,100,424.86

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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.