Home / 10,050,876.32-15,077,996.06-7,891,814.34

Finding the Fourth Proportional to 10,050,876.32, 15,077,996.06 and 7,891,814.34

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Solution

The fourth proportional to 10,050,876.32, 15,077,996.06 and 7,891,814.34 is: 11,839,041.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,050,876.32 : 15,077,996.06 = 7,891,814.34 : x
  2. Step 2: Convert to fraction form
    10,050,876.32/15,077,996.06 = 7,891,814.34/x
  3. Step 3: Cross multiply
    10,050,876.32x = 15,077,996.06 × 7,891,814.34
  4. Step 4: Simplify right side
    10,050,876.32x = 118,992,745,485,312.42
  5. Step 5: Solve for x
    x = 118,992,745,485,312.42/10,050,876.32
  6. Step 6: Final answer
    x = 11,839,041.87

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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.