Home / 27,072,078.40-40,608,117.60-9,119,310.40

Finding the Fourth Proportional to 27,072,078.40, 40,608,117.60 and 9,119,310.40

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Solution

The fourth proportional to 27,072,078.40, 40,608,117.60 and 9,119,310.40 is: 13,678,965.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,072,078.40 : 40,608,117.60 = 9,119,310.40 : x
  2. Step 2: Convert to fraction form
    27,072,078.40/40,608,117.60 = 9,119,310.40/x
  3. Step 3: Cross multiply
    27,072,078.40x = 40,608,117.60 × 9,119,310.40
  4. Step 4: Simplify right side
    27,072,078.40x = 370,318,029,154,103.06
  5. Step 5: Solve for x
    x = 370,318,029,154,103.06/27,072,078.40
  6. Step 6: Final answer
    x = 13,678,965.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.