Home / 53,012,701.80-79,519,052.70-28,763,245.80

Finding the Fourth Proportional to 53,012,701.80, 79,519,052.70 and 28,763,245.80

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Solution

The fourth proportional to 53,012,701.80, 79,519,052.70 and 28,763,245.80 is: 43,144,868.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,012,701.80 : 79,519,052.70 = 28,763,245.80 : x
  2. Step 2: Convert to fraction form
    53,012,701.80/79,519,052.70 = 28,763,245.80/x
  3. Step 3: Cross multiply
    53,012,701.80x = 79,519,052.70 × 28,763,245.80
  4. Step 4: Simplify right side
    53,012,701.80x = 2,287,226,058,593,254
  5. Step 5: Solve for x
    x = 2,287,226,058,593,254/53,012,701.80
  6. Step 6: Final answer
    x = 43,144,868.70

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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.