Home / 48,216,300-66,539,029.28-28,374,450.88

Finding the Fourth Proportional to 48,216,300, 66,539,029.28 and 28,374,450.88

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Solution

The fourth proportional to 48,216,300, 66,539,029.28 and 28,374,450.88 is: 39,157,057.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,216,300 : 66,539,029.28 = 28,374,450.88 : x
  2. Step 2: Convert to fraction form
    48,216,300/66,539,029.28 = 28,374,450.88/x
  3. Step 3: Cross multiply
    48,216,300x = 66,539,029.28 × 28,374,450.88
  4. Step 4: Simplify right side
    48,216,300x = 1,888,008,417,908,241.75
  5. Step 5: Solve for x
    x = 1,888,008,417,908,241.75/48,216,300
  6. Step 6: Final answer
    x = 39,157,057.22

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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.