Home / 13,376,708.44-18,459,239.87-7,575,531.71

Finding the Fourth Proportional to 13,376,708.44, 18,459,239.87 and 7,575,531.71

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Solution

The fourth proportional to 13,376,708.44, 18,459,239.87 and 7,575,531.71 is: 10,453,883.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,376,708.44 : 18,459,239.87 = 7,575,531.71 : x
  2. Step 2: Convert to fraction form
    13,376,708.44/18,459,239.87 = 7,575,531.71/x
  3. Step 3: Cross multiply
    13,376,708.44x = 18,459,239.87 × 7,575,531.71
  4. Step 4: Simplify right side
    13,376,708.44x = 139,838,556,904,323.91
  5. Step 5: Solve for x
    x = 139,838,556,904,323.91/13,376,708.44
  6. Step 6: Final answer
    x = 10,453,883.90

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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.