Home / 51,263,903.15-76,896,054.22-12,402,292.79

Finding the Fourth Proportional to 51,263,903.15, 76,896,054.22 and 12,402,292.79

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Solution

The fourth proportional to 51,263,903.15, 76,896,054.22 and 12,402,292.79 is: 18,603,487.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,263,903.15 : 76,896,054.22 = 12,402,292.79 : x
  2. Step 2: Convert to fraction form
    51,263,903.15/76,896,054.22 = 12,402,292.79/x
  3. Step 3: Cross multiply
    51,263,903.15x = 76,896,054.22 × 12,402,292.79
  4. Step 4: Simplify right side
    51,263,903.15x = 953,687,378,463,177.62
  5. Step 5: Solve for x
    x = 953,687,378,463,177.62/51,263,903.15
  6. Step 6: Final answer
    x = 18,603,487.44

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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.