Home / 70,354,714.85-97,089,515.83-38,994,786.27

Finding the Fourth Proportional to 70,354,714.85, 97,089,515.83 and 38,994,786.27

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Solution

The fourth proportional to 70,354,714.85, 97,089,515.83 and 38,994,786.27 is: 53,812,810.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,354,714.85 : 97,089,515.83 = 38,994,786.27 : x
  2. Step 2: Convert to fraction form
    70,354,714.85/97,089,515.83 = 38,994,786.27/x
  3. Step 3: Cross multiply
    70,354,714.85x = 97,089,515.83 × 38,994,786.27
  4. Step 4: Simplify right side
    70,354,714.85x = 3,785,984,918,848,632
  5. Step 5: Solve for x
    x = 3,785,984,918,848,632/70,354,714.85
  6. Step 6: Final answer
    x = 53,812,810.23

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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.