Home / 38,976,043.60-54,685,900.40-38,976,043.60

Finding the Fourth Proportional to 38,976,043.60, 54,685,900.40 and 38,976,043.60

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Solution

The fourth proportional to 38,976,043.60, 54,685,900.40 and 38,976,043.60 is: 54,685,900.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,976,043.60 : 54,685,900.40 = 38,976,043.60 : x
  2. Step 2: Convert to fraction form
    38,976,043.60/54,685,900.40 = 38,976,043.60/x
  3. Step 3: Cross multiply
    38,976,043.60x = 54,685,900.40 × 38,976,043.60
  4. Step 4: Simplify right side
    38,976,043.60x = 2,131,440,038,295,657.50
  5. Step 5: Solve for x
    x = 2,131,440,038,295,657.50/38,976,043.60
  6. Step 6: Final answer
    x = 54,685,900.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.