Home / 30,559,626.40-45,823,693.20-11,380,511.20

Finding the Fourth Proportional to 30,559,626.40, 45,823,693.20 and 11,380,511.20

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Solution

The fourth proportional to 30,559,626.40, 45,823,693.20 and 11,380,511.20 is: 17,064,902.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,559,626.40 : 45,823,693.20 = 11,380,511.20 : x
  2. Step 2: Convert to fraction form
    30,559,626.40/45,823,693.20 = 11,380,511.20/x
  3. Step 3: Cross multiply
    30,559,626.40x = 45,823,693.20 × 11,380,511.20
  4. Step 4: Simplify right side
    30,559,626.40x = 521,497,053,687,963.81
  5. Step 5: Solve for x
    x = 521,497,053,687,963.81/30,559,626.40
  6. Step 6: Final answer
    x = 17,064,902.79

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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.