Home / 27,919,059.16-41,890,129.62-12,348,701.32

Finding the Fourth Proportional to 27,919,059.16, 41,890,129.62 and 12,348,701.32

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Solution

The fourth proportional to 27,919,059.16, 41,890,129.62 and 12,348,701.32 is: 18,528,156.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,919,059.16 : 41,890,129.62 = 12,348,701.32 : x
  2. Step 2: Convert to fraction form
    27,919,059.16/41,890,129.62 = 12,348,701.32/x
  3. Step 3: Cross multiply
    27,919,059.16x = 41,890,129.62 × 12,348,701.32
  4. Step 4: Simplify right side
    27,919,059.16x = 517,288,698,933,465.06
  5. Step 5: Solve for x
    x = 517,288,698,933,465.06/27,919,059.16
  6. Step 6: Final answer
    x = 18,528,156.55

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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.