Home / 9,139,649.56-13,627,763.40-8,888,543.68

Finding the Fourth Proportional to 9,139,649.56, 13,627,763.40 and 8,888,543.68

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Solution

The fourth proportional to 9,139,649.56, 13,627,763.40 and 8,888,543.68 is: 13,253,349.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,139,649.56 : 13,627,763.40 = 8,888,543.68 : x
  2. Step 2: Convert to fraction form
    9,139,649.56/13,627,763.40 = 8,888,543.68/x
  3. Step 3: Cross multiply
    9,139,649.56x = 13,627,763.40 × 8,888,543.68
  4. Step 4: Simplify right side
    9,139,649.56x = 121,130,970,241,605.31
  5. Step 5: Solve for x
    x = 121,130,970,241,605.31/9,139,649.56
  6. Step 6: Final answer
    x = 13,253,349.53

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.