Home / 15,455,443.80-23,187,312.90-13,784,122.20

Finding the Fourth Proportional to 15,455,443.80, 23,187,312.90 and 13,784,122.20

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Solution

The fourth proportional to 15,455,443.80, 23,187,312.90 and 13,784,122.20 is: 20,679,882.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,455,443.80 : 23,187,312.90 = 13,784,122.20 : x
  2. Step 2: Convert to fraction form
    15,455,443.80/23,187,312.90 = 13,784,122.20/x
  3. Step 3: Cross multiply
    15,455,443.80x = 23,187,312.90 × 13,784,122.20
  4. Step 4: Simplify right side
    15,455,443.80x = 319,616,754,503,236.31
  5. Step 5: Solve for x
    x = 319,616,754,503,236.31/15,455,443.80
  6. Step 6: Final answer
    x = 20,679,882.03

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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.