Home / 7,248,091.40-10,872,093.90-1,856,731.40

Finding the Fourth Proportional to 7,248,091.40, 10,872,093.90 and 1,856,731.40

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Solution

The fourth proportional to 7,248,091.40, 10,872,093.90 and 1,856,731.40 is: 2,785,086.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,248,091.40 : 10,872,093.90 = 1,856,731.40 : x
  2. Step 2: Convert to fraction form
    7,248,091.40/10,872,093.90 = 1,856,731.40/x
  3. Step 3: Cross multiply
    7,248,091.40x = 10,872,093.90 × 1,856,731.40
  4. Step 4: Simplify right side
    7,248,091.40x = 20,186,558,127,878.46
  5. Step 5: Solve for x
    x = 20,186,558,127,878.46/7,248,091.40
  6. Step 6: Final answer
    x = 2,785,086.03

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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.