Home / 13,307,347.44-18,360,649.08-7,797,764.16

Finding the Fourth Proportional to 13,307,347.44, 18,360,649.08 and 7,797,764.16

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Solution

The fourth proportional to 13,307,347.44, 18,360,649.08 and 7,797,764.16 is: 10,758,869.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,307,347.44 : 18,360,649.08 = 7,797,764.16 : x
  2. Step 2: Convert to fraction form
    13,307,347.44/18,360,649.08 = 7,797,764.16/x
  3. Step 3: Cross multiply
    13,307,347.44x = 18,360,649.08 × 7,797,764.16
  4. Step 4: Simplify right side
    13,307,347.44x = 143,172,011,350,360.97
  5. Step 5: Solve for x
    x = 143,172,011,350,360.97/13,307,347.44
  6. Step 6: Final answer
    x = 10,758,869.26

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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.