Home / 30,330,606.72-45,495,910.26-10,135,848.72

Finding the Fourth Proportional to 30,330,606.72, 45,495,910.26 and 10,135,848.72

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Solution

The fourth proportional to 30,330,606.72, 45,495,910.26 and 10,135,848.72 is: 15,203,773.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,330,606.72 : 45,495,910.26 = 10,135,848.72 : x
  2. Step 2: Convert to fraction form
    30,330,606.72/45,495,910.26 = 10,135,848.72/x
  3. Step 3: Cross multiply
    30,330,606.72x = 45,495,910.26 × 10,135,848.72
  4. Step 4: Simplify right side
    30,330,606.72x = 461,139,663,774,055.88
  5. Step 5: Solve for x
    x = 461,139,663,774,055.88/30,330,606.72
  6. Step 6: Final answer
    x = 15,203,773.14

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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.