Home / 51,426,350.70-77,139,314.04-18,629,240.06

Finding the Fourth Proportional to 51,426,350.70, 77,139,314.04 and 18,629,240.06

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Solution

The fourth proportional to 51,426,350.70, 77,139,314.04 and 18,629,240.06 is: 27,943,783.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,426,350.70 : 77,139,314.04 = 18,629,240.06 : x
  2. Step 2: Convert to fraction form
    51,426,350.70/77,139,314.04 = 18,629,240.06/x
  3. Step 3: Cross multiply
    51,426,350.70x = 77,139,314.04 × 18,629,240.06
  4. Step 4: Simplify right side
    51,426,350.70x = 1,437,046,799,314,888.50
  5. Step 5: Solve for x
    x = 1,437,046,799,314,888.50/51,426,350.70
  6. Step 6: Final answer
    x = 27,943,783.29

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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.