Home / 19,015,516.86-28,524,429.90-5,369,692.02

Finding the Fourth Proportional to 19,015,516.86, 28,524,429.90 and 5,369,692.02

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Solution

The fourth proportional to 19,015,516.86, 28,524,429.90 and 5,369,692.02 is: 8,054,864.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,015,516.86 : 28,524,429.90 = 5,369,692.02 : x
  2. Step 2: Convert to fraction form
    19,015,516.86/28,524,429.90 = 5,369,692.02/x
  3. Step 3: Cross multiply
    19,015,516.86x = 28,524,429.90 × 5,369,692.02
  4. Step 4: Simplify right side
    19,015,516.86x = 153,167,403,609,079.38
  5. Step 5: Solve for x
    x = 153,167,403,609,079.38/19,015,516.86
  6. Step 6: Final answer
    x = 8,054,864.07

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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.