Home / 55,219,514.40-82,829,271.60-54,883,591.20

Finding the Fourth Proportional to 55,219,514.40, 82,829,271.60 and 54,883,591.20

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Solution

The fourth proportional to 55,219,514.40, 82,829,271.60 and 54,883,591.20 is: 82,325,386.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,219,514.40 : 82,829,271.60 = 54,883,591.20 : x
  2. Step 2: Convert to fraction form
    55,219,514.40/82,829,271.60 = 54,883,591.20/x
  3. Step 3: Cross multiply
    55,219,514.40x = 82,829,271.60 × 54,883,591.20
  4. Step 4: Simplify right side
    55,219,514.40x = 4,545,967,881,888,170
  5. Step 5: Solve for x
    x = 4,545,967,881,888,170/55,219,514.40
  6. Step 6: Final answer
    x = 82,325,386.80

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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.