Home / 8,685,531.84-11,986,100.32-4,765,261.76

Finding the Fourth Proportional to 8,685,531.84, 11,986,100.32 and 4,765,261.76

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Solution

The fourth proportional to 8,685,531.84, 11,986,100.32 and 4,765,261.76 is: 6,576,097.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,685,531.84 : 11,986,100.32 = 4,765,261.76 : x
  2. Step 2: Convert to fraction form
    8,685,531.84/11,986,100.32 = 4,765,261.76/x
  3. Step 3: Cross multiply
    8,685,531.84x = 11,986,100.32 × 4,765,261.76
  4. Step 4: Simplify right side
    8,685,531.84x = 57,116,905,506,419.77
  5. Step 5: Solve for x
    x = 57,116,905,506,419.77/8,685,531.84
  6. Step 6: Final answer
    x = 6,576,097.65

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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.