Home / 40,039,756.36-60,064,358.48-30,006,150.28

Finding the Fourth Proportional to 40,039,756.36, 60,064,358.48 and 30,006,150.28

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Solution

The fourth proportional to 40,039,756.36, 60,064,358.48 and 30,006,150.28 is: 45,012,765.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,039,756.36 : 60,064,358.48 = 30,006,150.28 : x
  2. Step 2: Convert to fraction form
    40,039,756.36/60,064,358.48 = 30,006,150.28/x
  3. Step 3: Cross multiply
    40,039,756.36x = 60,064,358.48 × 30,006,150.28
  4. Step 4: Simplify right side
    40,039,756.36x = 1,802,300,167,022,672.25
  5. Step 5: Solve for x
    x = 1,802,300,167,022,672.25/40,039,756.36
  6. Step 6: Final answer
    x = 45,012,765.58

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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.