Home / 56,081,347.40-84,129,894.30-17,738,863.40

Finding the Fourth Proportional to 56,081,347.40, 84,129,894.30 and 17,738,863.40

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Solution

The fourth proportional to 56,081,347.40, 84,129,894.30 and 17,738,863.40 is: 26,610,785.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,081,347.40 : 84,129,894.30 = 17,738,863.40 : x
  2. Step 2: Convert to fraction form
    56,081,347.40/84,129,894.30 = 17,738,863.40/x
  3. Step 3: Cross multiply
    56,081,347.40x = 84,129,894.30 × 17,738,863.40
  4. Step 4: Simplify right side
    56,081,347.40x = 1,492,368,702,844,138.50
  5. Step 5: Solve for x
    x = 1,492,368,702,844,138.50/56,081,347.40
  6. Step 6: Final answer
    x = 26,610,785.44

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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.