Home / 56,782,895.93-85,174,343.87-13,652,100.84

Finding the Fourth Proportional to 56,782,895.93, 85,174,343.87 and 13,652,100.84

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Solution

The fourth proportional to 56,782,895.93, 85,174,343.87 and 13,652,100.84 is: 20,478,151.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,782,895.93 : 85,174,343.87 = 13,652,100.84 : x
  2. Step 2: Convert to fraction form
    56,782,895.93/85,174,343.87 = 13,652,100.84/x
  3. Step 3: Cross multiply
    56,782,895.93x = 85,174,343.87 × 13,652,100.84
  4. Step 4: Simplify right side
    56,782,895.93x = 1,162,808,731,425,815.25
  5. Step 5: Solve for x
    x = 1,162,808,731,425,815.25/56,782,895.93
  6. Step 6: Final answer
    x = 20,478,151.25

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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.