Home / 26,415,081.40-39,622,622.10-12,774,762.40

Finding the Fourth Proportional to 26,415,081.40, 39,622,622.10 and 12,774,762.40

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Solution

The fourth proportional to 26,415,081.40, 39,622,622.10 and 12,774,762.40 is: 19,162,143.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,415,081.40 : 39,622,622.10 = 12,774,762.40 : x
  2. Step 2: Convert to fraction form
    26,415,081.40/39,622,622.10 = 12,774,762.40/x
  3. Step 3: Cross multiply
    26,415,081.40x = 39,622,622.10 × 12,774,762.40
  4. Step 4: Simplify right side
    26,415,081.40x = 506,169,582,992,489.06
  5. Step 5: Solve for x
    x = 506,169,582,992,489.06/26,415,081.40
  6. Step 6: Final answer
    x = 19,162,143.60

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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.