Home / 40,393,480.40-60,590,220.60-13,099,720.40

Finding the Fourth Proportional to 40,393,480.40, 60,590,220.60 and 13,099,720.40

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Solution

The fourth proportional to 40,393,480.40, 60,590,220.60 and 13,099,720.40 is: 19,649,580.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,393,480.40 : 60,590,220.60 = 13,099,720.40 : x
  2. Step 2: Convert to fraction form
    40,393,480.40/60,590,220.60 = 13,099,720.40/x
  3. Step 3: Cross multiply
    40,393,480.40x = 60,590,220.60 × 13,099,720.40
  4. Step 4: Simplify right side
    40,393,480.40x = 793,714,948,834,320.25
  5. Step 5: Solve for x
    x = 793,714,948,834,320.25/40,393,480.40
  6. Step 6: Final answer
    x = 19,649,580.60

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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.