Home / 55,307,139.60-82,960,709.40-26,538,466.80

Finding the Fourth Proportional to 55,307,139.60, 82,960,709.40 and 26,538,466.80

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Solution

The fourth proportional to 55,307,139.60, 82,960,709.40 and 26,538,466.80 is: 39,807,700.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,307,139.60 : 82,960,709.40 = 26,538,466.80 : x
  2. Step 2: Convert to fraction form
    55,307,139.60/82,960,709.40 = 26,538,466.80/x
  3. Step 3: Cross multiply
    55,307,139.60x = 82,960,709.40 × 26,538,466.80
  4. Step 4: Simplify right side
    55,307,139.60x = 2,201,650,032,116,348.25
  5. Step 5: Solve for x
    x = 2,201,650,032,116,348.25/55,307,139.60
  6. Step 6: Final answer
    x = 39,807,700.20

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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.