Home / 16,854,209.12-23,258,643-9,119,081.72

Finding the Fourth Proportional to 16,854,209.12, 23,258,643 and 9,119,081.72

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Solution

The fourth proportional to 16,854,209.12, 23,258,643 and 9,119,081.72 is: 12,584,243.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,854,209.12 : 23,258,643 = 9,119,081.72 : x
  2. Step 2: Convert to fraction form
    16,854,209.12/23,258,643 = 9,119,081.72/x
  3. Step 3: Cross multiply
    16,854,209.12x = 23,258,643 × 9,119,081.72
  4. Step 4: Simplify right side
    16,854,209.12x = 212,097,466,213,305.97
  5. Step 5: Solve for x
    x = 212,097,466,213,305.97/16,854,209.12
  6. Step 6: Final answer
    x = 12,584,243.18

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1.5x scale

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.