Home / 45,786,633.40-68,679,950.10-13,869,782.20

Finding the Fourth Proportional to 45,786,633.40, 68,679,950.10 and 13,869,782.20

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Solution

The fourth proportional to 45,786,633.40, 68,679,950.10 and 13,869,782.20 is: 20,804,673.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,786,633.40 : 68,679,950.10 = 13,869,782.20 : x
  2. Step 2: Convert to fraction form
    45,786,633.40/68,679,950.10 = 13,869,782.20/x
  3. Step 3: Cross multiply
    45,786,633.40x = 68,679,950.10 × 13,869,782.20
  4. Step 4: Simplify right side
    45,786,633.40x = 952,575,949,393,868.12
  5. Step 5: Solve for x
    x = 952,575,949,393,868.12/45,786,633.40
  6. Step 6: Final answer
    x = 20,804,673.30

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1.5x scale

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.