Home / 10,307,077.05-15,462,516.21-3,390,945.63

Finding the Fourth Proportional to 10,307,077.05, 15,462,516.21 and 3,390,945.63

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Solution

The fourth proportional to 10,307,077.05, 15,462,516.21 and 3,390,945.63 is: 5,087,043.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,307,077.05 : 15,462,516.21 = 3,390,945.63 : x
  2. Step 2: Convert to fraction form
    10,307,077.05/15,462,516.21 = 3,390,945.63/x
  3. Step 3: Cross multiply
    10,307,077.05x = 15,462,516.21 × 3,390,945.63
  4. Step 4: Simplify right side
    10,307,077.05x = 52,432,551,771,103.66
  5. Step 5: Solve for x
    x = 52,432,551,771,103.66/10,307,077.05
  6. Step 6: Final answer
    x = 5,087,043.74

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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.