Home / 31,214,216.40-46,818,991.80-13,013,710.80

Finding the Fourth Proportional to 31,214,216.40, 46,818,991.80 and 13,013,710.80

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Solution

The fourth proportional to 31,214,216.40, 46,818,991.80 and 13,013,710.80 is: 19,519,593.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,214,216.40 : 46,818,991.80 = 13,013,710.80 : x
  2. Step 2: Convert to fraction form
    31,214,216.40/46,818,991.80 = 13,013,710.80/x
  3. Step 3: Cross multiply
    31,214,216.40x = 46,818,991.80 × 13,013,710.80
  4. Step 4: Simplify right side
    31,214,216.40x = 609,288,819,232,771.38
  5. Step 5: Solve for x
    x = 609,288,819,232,771.38/31,214,216.40
  6. Step 6: Final answer
    x = 19,519,593.62

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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.