Home / 76,432,797.08-105,462,768.12-48,560,045.12

Finding the Fourth Proportional to 76,432,797.08, 105,462,768.12 and 48,560,045.12

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Solution

The fourth proportional to 76,432,797.08, 105,462,768.12 and 48,560,045.12 is: 67,003,655.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,432,797.08 : 105,462,768.12 = 48,560,045.12 : x
  2. Step 2: Convert to fraction form
    76,432,797.08/105,462,768.12 = 48,560,045.12/x
  3. Step 3: Cross multiply
    76,432,797.08x = 105,462,768.12 × 48,560,045.12
  4. Step 4: Simplify right side
    76,432,797.08x = 5,121,276,778,387,298
  5. Step 5: Solve for x
    x = 5,121,276,778,387,298/76,432,797.08
  6. Step 6: Final answer
    x = 67,003,655.16

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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.