Home / 85,216,189.12-127,825,216.80-24,632,440

Finding the Fourth Proportional to 85,216,189.12, 127,825,216.80 and 24,632,440

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Solution

The fourth proportional to 85,216,189.12, 127,825,216.80 and 24,632,440 is: 36,948,929.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,216,189.12 : 127,825,216.80 = 24,632,440 : x
  2. Step 2: Convert to fraction form
    85,216,189.12/127,825,216.80 = 24,632,440/x
  3. Step 3: Cross multiply
    85,216,189.12x = 127,825,216.80 × 24,632,440
  4. Step 4: Simplify right side
    85,216,189.12x = 3,148,646,983,312,992
  5. Step 5: Solve for x
    x = 3,148,646,983,312,992/85,216,189.12
  6. Step 6: Final answer
    x = 36,948,929.73

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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.