Home / 12,162,572.40-16,786,130.52-7,004,930.16

Finding the Fourth Proportional to 12,162,572.40, 16,786,130.52 and 7,004,930.16

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Solution

The fourth proportional to 12,162,572.40, 16,786,130.52 and 7,004,930.16 is: 9,667,829.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,162,572.40 : 16,786,130.52 = 7,004,930.16 : x
  2. Step 2: Convert to fraction form
    12,162,572.40/16,786,130.52 = 7,004,930.16/x
  3. Step 3: Cross multiply
    12,162,572.40x = 16,786,130.52 × 7,004,930.16
  4. Step 4: Simplify right side
    12,162,572.40x = 117,585,671,949,244.48
  5. Step 5: Solve for x
    x = 117,585,671,949,244.48/12,162,572.40
  6. Step 6: Final answer
    x = 9,667,829.15

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.