Home / 10,133,405.52-13,985,097.96-5,783,146.62

Finding the Fourth Proportional to 10,133,405.52, 13,985,097.96 and 5,783,146.62

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Solution

The fourth proportional to 10,133,405.52, 13,985,097.96 and 5,783,146.62 is: 7,981,312.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,133,405.52 : 13,985,097.96 = 5,783,146.62 : x
  2. Step 2: Convert to fraction form
    10,133,405.52/13,985,097.96 = 5,783,146.62/x
  3. Step 3: Cross multiply
    10,133,405.52x = 13,985,097.96 × 5,783,146.62
  4. Step 4: Simplify right side
    10,133,405.52x = 80,877,871,997,742.91
  5. Step 5: Solve for x
    x = 80,877,871,997,742.91/10,133,405.52
  6. Step 6: Final answer
    x = 7,981,312.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.