Home / 30,151,199.40-45,204,749.60-9,669,260.16

Finding the Fourth Proportional to 30,151,199.40, 45,204,749.60 and 9,669,260.16

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Solution

The fourth proportional to 30,151,199.40, 45,204,749.60 and 9,669,260.16 is: 14,496,819.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,151,199.40 : 45,204,749.60 = 9,669,260.16 : x
  2. Step 2: Convert to fraction form
    30,151,199.40/45,204,749.60 = 9,669,260.16/x
  3. Step 3: Cross multiply
    30,151,199.40x = 45,204,749.60 × 9,669,260.16
  4. Step 4: Simplify right side
    30,151,199.40x = 437,096,484,350,055.94
  5. Step 5: Solve for x
    x = 437,096,484,350,055.94/30,151,199.40
  6. Step 6: Final answer
    x = 14,496,819.13

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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.