Home / 30,166,551.78-45,256,912.47-9,971,793.06

Finding the Fourth Proportional to 30,166,551.78, 45,256,912.47 and 9,971,793.06

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Solution

The fourth proportional to 30,166,551.78, 45,256,912.47 and 9,971,793.06 is: 14,960,031.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,166,551.78 : 45,256,912.47 = 9,971,793.06 : x
  2. Step 2: Convert to fraction form
    30,166,551.78/45,256,912.47 = 9,971,793.06/x
  3. Step 3: Cross multiply
    30,166,551.78x = 45,256,912.47 × 9,971,793.06
  4. Step 4: Simplify right side
    30,166,551.78x = 451,292,565,685,373.50
  5. Step 5: Solve for x
    x = 451,292,565,685,373.50/30,166,551.78
  6. Step 6: Final answer
    x = 14,960,031.53

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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.