Home / 40,764,896.40-61,128,448.56-15,199,041.36

Finding the Fourth Proportional to 40,764,896.40, 61,128,448.56 and 15,199,041.36

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Solution

The fourth proportional to 40,764,896.40, 61,128,448.56 and 15,199,041.36 is: 22,791,516.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,764,896.40 : 61,128,448.56 = 15,199,041.36 : x
  2. Step 2: Convert to fraction form
    40,764,896.40/61,128,448.56 = 15,199,041.36/x
  3. Step 3: Cross multiply
    40,764,896.40x = 61,128,448.56 × 15,199,041.36
  4. Step 4: Simplify right side
    40,764,896.40x = 929,093,817,936,072.50
  5. Step 5: Solve for x
    x = 929,093,817,936,072.50/40,764,896.40
  6. Step 6: Final answer
    x = 22,791,516.72

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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.