Home / 9,510,071.79-13,123,892.31-5,159,158.89

Finding the Fourth Proportional to 9,510,071.79, 13,123,892.31 and 5,159,158.89

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Solution

The fourth proportional to 9,510,071.79, 13,123,892.31 and 5,159,158.89 is: 7,119,635.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,510,071.79 : 13,123,892.31 = 5,159,158.89 : x
  2. Step 2: Convert to fraction form
    9,510,071.79/13,123,892.31 = 5,159,158.89/x
  3. Step 3: Cross multiply
    9,510,071.79x = 13,123,892.31 × 5,159,158.89
  4. Step 4: Simplify right side
    9,510,071.79x = 67,708,245,682,539.13
  5. Step 5: Solve for x
    x = 67,708,245,682,539.13/9,510,071.79
  6. Step 6: Final answer
    x = 7,119,635.60

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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.