Home / 74,513,406.02-111,762,247.82-19,931,499.86

Finding the Fourth Proportional to 74,513,406.02, 111,762,247.82 and 19,931,499.86

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Solution

The fourth proportional to 74,513,406.02, 111,762,247.82 and 19,931,499.86 is: 29,895,147.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,513,406.02 : 111,762,247.82 = 19,931,499.86 : x
  2. Step 2: Convert to fraction form
    74,513,406.02/111,762,247.82 = 19,931,499.86/x
  3. Step 3: Cross multiply
    74,513,406.02x = 111,762,247.82 × 19,931,499.86
  4. Step 4: Simplify right side
    74,513,406.02x = 2,227,589,226,777,615
  5. Step 5: Solve for x
    x = 2,227,589,226,777,615/74,513,406.02
  6. Step 6: Final answer
    x = 29,895,147.00

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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.