Home / 13,701,591.84-18,909,348.48-7,590,588.96

Finding the Fourth Proportional to 13,701,591.84, 18,909,348.48 and 7,590,588.96

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Solution

The fourth proportional to 13,701,591.84, 18,909,348.48 and 7,590,588.96 is: 10,475,650.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,701,591.84 : 18,909,348.48 = 7,590,588.96 : x
  2. Step 2: Convert to fraction form
    13,701,591.84/18,909,348.48 = 7,590,588.96/x
  3. Step 3: Cross multiply
    13,701,591.84x = 18,909,348.48 × 7,590,588.96
  4. Step 4: Simplify right side
    13,701,591.84x = 143,533,091,813,080.78
  5. Step 5: Solve for x
    x = 143,533,091,813,080.78/13,701,591.84
  6. Step 6: Final answer
    x = 10,475,650.82

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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.