Home / 9,189,538.77-12,685,488.60-6,542,095.28

Finding the Fourth Proportional to 9,189,538.77, 12,685,488.60 and 6,542,095.28

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Solution

The fourth proportional to 9,189,538.77, 12,685,488.60 and 6,542,095.28 is: 9,030,885.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,189,538.77 : 12,685,488.60 = 6,542,095.28 : x
  2. Step 2: Convert to fraction form
    9,189,538.77/12,685,488.60 = 6,542,095.28/x
  3. Step 3: Cross multiply
    9,189,538.77x = 12,685,488.60 × 6,542,095.28
  4. Step 4: Simplify right side
    9,189,538.77x = 82,989,675,094,553.81
  5. Step 5: Solve for x
    x = 82,989,675,094,553.81/9,189,538.77
  6. Step 6: Final answer
    x = 9,030,885.79

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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.