Home / 14,139,902.07-19,513,077.57-8,028,330.57

Finding the Fourth Proportional to 14,139,902.07, 19,513,077.57 and 8,028,330.57

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Solution

The fourth proportional to 14,139,902.07, 19,513,077.57 and 8,028,330.57 is: 11,079,103.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,139,902.07 : 19,513,077.57 = 8,028,330.57 : x
  2. Step 2: Convert to fraction form
    14,139,902.07/19,513,077.57 = 8,028,330.57/x
  3. Step 3: Cross multiply
    14,139,902.07x = 19,513,077.57 × 8,028,330.57
  4. Step 4: Simplify right side
    14,139,902.07x = 156,657,437,170,012.31
  5. Step 5: Solve for x
    x = 156,657,437,170,012.31/14,139,902.07
  6. Step 6: Final answer
    x = 11,079,103.40

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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.