Home / 53,925,987.15-80,888,980.73-21,582,881.55

Finding the Fourth Proportional to 53,925,987.15, 80,888,980.73 and 21,582,881.55

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Solution

The fourth proportional to 53,925,987.15, 80,888,980.73 and 21,582,881.55 is: 32,374,322.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,925,987.15 : 80,888,980.73 = 21,582,881.55 : x
  2. Step 2: Convert to fraction form
    53,925,987.15/80,888,980.73 = 21,582,881.55/x
  3. Step 3: Cross multiply
    53,925,987.15x = 80,888,980.73 × 21,582,881.55
  4. Step 4: Simplify right side
    53,925,987.15x = 1,745,817,289,795,822.75
  5. Step 5: Solve for x
    x = 1,745,817,289,795,822.75/53,925,987.15
  6. Step 6: Final answer
    x = 32,374,322.33

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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.