Home / 48,512,010.60-72,768,015.90-47,555,416.80

Finding the Fourth Proportional to 48,512,010.60, 72,768,015.90 and 47,555,416.80

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Solution

The fourth proportional to 48,512,010.60, 72,768,015.90 and 47,555,416.80 is: 71,333,125.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,512,010.60 : 72,768,015.90 = 47,555,416.80 : x
  2. Step 2: Convert to fraction form
    48,512,010.60/72,768,015.90 = 47,555,416.80/x
  3. Step 3: Cross multiply
    48,512,010.60x = 72,768,015.90 × 47,555,416.80
  4. Step 4: Simplify right side
    48,512,010.60x = 3,460,513,325,833,527
  5. Step 5: Solve for x
    x = 3,460,513,325,833,527/48,512,010.60
  6. Step 6: Final answer
    x = 71,333,125.20

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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.