Home / 9,490,680.60-13,096,977.30-5,139,731.58

Finding the Fourth Proportional to 9,490,680.60, 13,096,977.30 and 5,139,731.58

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Solution

The fourth proportional to 9,490,680.60, 13,096,977.30 and 5,139,731.58 is: 7,092,741.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,490,680.60 : 13,096,977.30 = 5,139,731.58 : x
  2. Step 2: Convert to fraction form
    9,490,680.60/13,096,977.30 = 5,139,731.58/x
  3. Step 3: Cross multiply
    9,490,680.60x = 13,096,977.30 × 5,139,731.58
  4. Step 4: Simplify right side
    9,490,680.60x = 67,314,947,831,353.14
  5. Step 5: Solve for x
    x = 67,314,947,831,353.14/9,490,680.60
  6. Step 6: Final answer
    x = 7,092,741.89

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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.