Home / 25,318,852.50-34,939,823.32-13,716,332.98

Finding the Fourth Proportional to 25,318,852.50, 34,939,823.32 and 13,716,332.98

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Solution

The fourth proportional to 25,318,852.50, 34,939,823.32 and 13,716,332.98 is: 18,928,434.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,318,852.50 : 34,939,823.32 = 13,716,332.98 : x
  2. Step 2: Convert to fraction form
    25,318,852.50/34,939,823.32 = 13,716,332.98/x
  3. Step 3: Cross multiply
    25,318,852.50x = 34,939,823.32 × 13,716,332.98
  4. Step 4: Simplify right side
    25,318,852.50x = 479,246,250,885,198.31
  5. Step 5: Solve for x
    x = 479,246,250,885,198.31/25,318,852.50
  6. Step 6: Final answer
    x = 18,928,434.89

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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.