Home / 64,448,001.20-96,672,001.80-38,967,604.40

Finding the Fourth Proportional to 64,448,001.20, 96,672,001.80 and 38,967,604.40

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Solution

The fourth proportional to 64,448,001.20, 96,672,001.80 and 38,967,604.40 is: 58,451,406.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,448,001.20 : 96,672,001.80 = 38,967,604.40 : x
  2. Step 2: Convert to fraction form
    64,448,001.20/96,672,001.80 = 38,967,604.40/x
  3. Step 3: Cross multiply
    64,448,001.20x = 96,672,001.80 × 38,967,604.40
  4. Step 4: Simplify right side
    64,448,001.20x = 3,767,076,322,698,487.50
  5. Step 5: Solve for x
    x = 3,767,076,322,698,487.50/64,448,001.20
  6. Step 6: Final answer
    x = 58,451,406.60

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Similar ratio
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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.