Home / 13,103,923.93-18,083,475.60-7,600,557.13

Finding the Fourth Proportional to 13,103,923.93, 18,083,475.60 and 7,600,557.13

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Solution

The fourth proportional to 13,103,923.93, 18,083,475.60 and 7,600,557.13 is: 10,488,803.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,103,923.93 : 18,083,475.60 = 7,600,557.13 : x
  2. Step 2: Convert to fraction form
    13,103,923.93/18,083,475.60 = 7,600,557.13/x
  3. Step 3: Cross multiply
    13,103,923.93x = 18,083,475.60 × 7,600,557.13
  4. Step 4: Simplify right side
    13,103,923.93x = 137,444,489,406,761.03
  5. Step 5: Solve for x
    x = 137,444,489,406,761.03/13,103,923.93
  6. Step 6: Final answer
    x = 10,488,803.98

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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.