Home / 9,919,360.62-13,688,662.64-5,568,445.77

Finding the Fourth Proportional to 9,919,360.62, 13,688,662.64 and 5,568,445.77

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Solution

The fourth proportional to 9,919,360.62, 13,688,662.64 and 5,568,445.77 is: 7,684,424.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,919,360.62 : 13,688,662.64 = 5,568,445.77 : x
  2. Step 2: Convert to fraction form
    9,919,360.62/13,688,662.64 = 5,568,445.77/x
  3. Step 3: Cross multiply
    9,919,360.62x = 13,688,662.64 × 5,568,445.77
  4. Step 4: Simplify right side
    9,919,360.62x = 76,224,575,533,989.69
  5. Step 5: Solve for x
    x = 76,224,575,533,989.69/9,919,360.62
  6. Step 6: Final answer
    x = 7,684,424.28

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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.