Home / 38,352,313.60-52,925,843.04-20,948,656

Finding the Fourth Proportional to 38,352,313.60, 52,925,843.04 and 20,948,656

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Solution

The fourth proportional to 38,352,313.60, 52,925,843.04 and 20,948,656 is: 28,908,954.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,352,313.60 : 52,925,843.04 = 20,948,656 : x
  2. Step 2: Convert to fraction form
    38,352,313.60/52,925,843.04 = 20,948,656/x
  3. Step 3: Cross multiply
    38,352,313.60x = 52,925,843.04 × 20,948,656
  4. Step 4: Simplify right side
    38,352,313.60x = 1,108,725,279,354,954.25
  5. Step 5: Solve for x
    x = 1,108,725,279,354,954.25/38,352,313.60
  6. Step 6: Final answer
    x = 28,908,954.25

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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.