Home / 52,449,809.80-78,674,714.70-52,113,886.60

Finding the Fourth Proportional to 52,449,809.80, 78,674,714.70 and 52,113,886.60

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Solution

The fourth proportional to 52,449,809.80, 78,674,714.70 and 52,113,886.60 is: 78,170,829.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,449,809.80 : 78,674,714.70 = 52,113,886.60 : x
  2. Step 2: Convert to fraction form
    52,449,809.80/78,674,714.70 = 52,113,886.60/x
  3. Step 3: Cross multiply
    52,449,809.80x = 78,674,714.70 × 52,113,886.60
  4. Step 4: Simplify right side
    52,449,809.80x = 4,100,045,160,163,153.50
  5. Step 5: Solve for x
    x = 4,100,045,160,163,153.50/52,449,809.80
  6. Step 6: Final answer
    x = 78,170,829.90

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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.