Home / 9,910,798.09-13,676,994.64-5,559,977.80

Finding the Fourth Proportional to 9,910,798.09, 13,676,994.64 and 5,559,977.80

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Solution

The fourth proportional to 9,910,798.09, 13,676,994.64 and 5,559,977.80 is: 7,672,821.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,910,798.09 : 13,676,994.64 = 5,559,977.80 : x
  2. Step 2: Convert to fraction form
    9,910,798.09/13,676,994.64 = 5,559,977.80/x
  3. Step 3: Cross multiply
    9,910,798.09x = 13,676,994.64 × 5,559,977.80
  4. Step 4: Simplify right side
    9,910,798.09x = 76,043,786,569,119
  5. Step 5: Solve for x
    x = 76,043,786,569,119/9,910,798.09
  6. Step 6: Final answer
    x = 7,672,821.69

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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.