Home / 56,686,408.20-84,966,626.70-31,145,747.40

Finding the Fourth Proportional to 56,686,408.20, 84,966,626.70 and 31,145,747.40

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Solution

The fourth proportional to 56,686,408.20, 84,966,626.70 and 31,145,747.40 is: 46,684,014.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,686,408.20 : 84,966,626.70 = 31,145,747.40 : x
  2. Step 2: Convert to fraction form
    56,686,408.20/84,966,626.70 = 31,145,747.40/x
  3. Step 3: Cross multiply
    56,686,408.20x = 84,966,626.70 × 31,145,747.40
  4. Step 4: Simplify right side
    56,686,408.20x = 2,646,349,092,628,295.50
  5. Step 5: Solve for x
    x = 2,646,349,092,628,295.50/56,686,408.20
  6. Step 6: Final answer
    x = 46,684,014.33

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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.