Home / 71,031,830.60-106,547,745.90-32,768,078.60

Finding the Fourth Proportional to 71,031,830.60, 106,547,745.90 and 32,768,078.60

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Solution

The fourth proportional to 71,031,830.60, 106,547,745.90 and 32,768,078.60 is: 49,152,117.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,031,830.60 : 106,547,745.90 = 32,768,078.60 : x
  2. Step 2: Convert to fraction form
    71,031,830.60/106,547,745.90 = 32,768,078.60/x
  3. Step 3: Cross multiply
    71,031,830.60x = 106,547,745.90 × 32,768,078.60
  4. Step 4: Simplify right side
    71,031,830.60x = 3,491,364,912,304,028
  5. Step 5: Solve for x
    x = 3,491,364,912,304,028/71,031,830.60
  6. Step 6: Final answer
    x = 49,152,117.90

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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.