Home / 56,709,105.40-85,063,658.10-26,420,030.20

Finding the Fourth Proportional to 56,709,105.40, 85,063,658.10 and 26,420,030.20

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Solution

The fourth proportional to 56,709,105.40, 85,063,658.10 and 26,420,030.20 is: 39,630,045.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,709,105.40 : 85,063,658.10 = 26,420,030.20 : x
  2. Step 2: Convert to fraction form
    56,709,105.40/85,063,658.10 = 26,420,030.20/x
  3. Step 3: Cross multiply
    56,709,105.40x = 85,063,658.10 × 26,420,030.20
  4. Step 4: Simplify right side
    56,709,105.40x = 2,247,384,415,924,474.50
  5. Step 5: Solve for x
    x = 2,247,384,415,924,474.50/56,709,105.40
  6. Step 6: Final answer
    x = 39,630,045.30

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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.