Home / 14,501,261.05-20,011,340.80-7,974,889.80

Finding the Fourth Proportional to 14,501,261.05, 20,011,340.80 and 7,974,889.80

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Solution

The fourth proportional to 14,501,261.05, 20,011,340.80 and 7,974,889.80 is: 11,005,128.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,501,261.05 : 20,011,340.80 = 7,974,889.80 : x
  2. Step 2: Convert to fraction form
    14,501,261.05/20,011,340.80 = 7,974,889.80/x
  3. Step 3: Cross multiply
    14,501,261.05x = 20,011,340.80 × 7,974,889.80
  4. Step 4: Simplify right side
    14,501,261.05x = 159,588,237,745,236.28
  5. Step 5: Solve for x
    x = 159,588,237,745,236.28/14,501,261.05
  6. Step 6: Final answer
    x = 11,005,128.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.