Home / 13,355,104.38-18,430,045.25-7,553,761.26

Finding the Fourth Proportional to 13,355,104.38, 18,430,045.25 and 7,553,761.26

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Solution

The fourth proportional to 13,355,104.38, 18,430,045.25 and 7,553,761.26 is: 10,424,191.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,355,104.38 : 18,430,045.25 = 7,553,761.26 : x
  2. Step 2: Convert to fraction form
    13,355,104.38/18,430,045.25 = 7,553,761.26/x
  3. Step 3: Cross multiply
    13,355,104.38x = 18,430,045.25 × 7,553,761.26
  4. Step 4: Simplify right side
    13,355,104.38x = 139,216,161,829,497.02
  5. Step 5: Solve for x
    x = 139,216,161,829,497.02/13,355,104.38
  6. Step 6: Final answer
    x = 10,424,191.22

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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.