Home / 56,942,865-78,581,037.06-30,837,375

Finding the Fourth Proportional to 56,942,865, 78,581,037.06 and 30,837,375

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Solution

The fourth proportional to 56,942,865, 78,581,037.06 and 30,837,375 is: 42,555,514.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,942,865 : 78,581,037.06 = 30,837,375 : x
  2. Step 2: Convert to fraction form
    56,942,865/78,581,037.06 = 30,837,375/x
  3. Step 3: Cross multiply
    56,942,865x = 78,581,037.06 × 30,837,375
  4. Step 4: Simplify right side
    56,942,865x = 2,423,232,907,708,117.50
  5. Step 5: Solve for x
    x = 2,423,232,907,708,117.50/56,942,865
  6. Step 6: Final answer
    x = 42,555,514.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.