Home / 73,879,315.20-101,948,596.62-42,512,301.51

Finding the Fourth Proportional to 73,879,315.20, 101,948,596.62 and 42,512,301.51

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Solution

The fourth proportional to 73,879,315.20, 101,948,596.62 and 42,512,301.51 is: 58,664,180.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,879,315.20 : 101,948,596.62 = 42,512,301.51 : x
  2. Step 2: Convert to fraction form
    73,879,315.20/101,948,596.62 = 42,512,301.51/x
  3. Step 3: Cross multiply
    73,879,315.20x = 101,948,596.62 × 42,512,301.51
  4. Step 4: Simplify right side
    73,879,315.20x = 4,334,069,478,030,807
  5. Step 5: Solve for x
    x = 4,334,069,478,030,807/73,879,315.20
  6. Step 6: Final answer
    x = 58,664,180.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.