Home / 38,352,165.12-52,925,635.44-20,948,505.12

Finding the Fourth Proportional to 38,352,165.12, 52,925,635.44 and 20,948,505.12

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Solution

The fourth proportional to 38,352,165.12, 52,925,635.44 and 20,948,505.12 is: 28,908,744.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,352,165.12 : 52,925,635.44 = 20,948,505.12 : x
  2. Step 2: Convert to fraction form
    38,352,165.12/52,925,635.44 = 20,948,505.12/x
  3. Step 3: Cross multiply
    38,352,165.12x = 52,925,635.44 × 20,948,505.12
  4. Step 4: Simplify right side
    38,352,165.12x = 1,108,712,944,994,093.50
  5. Step 5: Solve for x
    x = 1,108,712,944,994,093.50/38,352,165.12
  6. Step 6: Final answer
    x = 28,908,744.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.