Home / 27,076,624.32-40,616,248.80-8,879,209.68

Finding the Fourth Proportional to 27,076,624.32, 40,616,248.80 and 8,879,209.68

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Solution

The fourth proportional to 27,076,624.32, 40,616,248.80 and 8,879,209.68 is: 13,319,244.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,076,624.32 : 40,616,248.80 = 8,879,209.68 : x
  2. Step 2: Convert to fraction form
    27,076,624.32/40,616,248.80 = 8,879,209.68/x
  3. Step 3: Cross multiply
    27,076,624.32x = 40,616,248.80 × 8,879,209.68
  4. Step 4: Simplify right side
    27,076,624.32x = 360,640,189,510,248.38
  5. Step 5: Solve for x
    x = 360,640,189,510,248.38/27,076,624.32
  6. Step 6: Final answer
    x = 13,319,244.87

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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.