Home / 53,925,987.40-80,888,981.10-21,582,881.80

Finding the Fourth Proportional to 53,925,987.40, 80,888,981.10 and 21,582,881.80

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Solution

The fourth proportional to 53,925,987.40, 80,888,981.10 and 21,582,881.80 is: 32,374,322.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,925,987.40 : 80,888,981.10 = 21,582,881.80 : x
  2. Step 2: Convert to fraction form
    53,925,987.40/80,888,981.10 = 21,582,881.80/x
  3. Step 3: Cross multiply
    53,925,987.40x = 80,888,981.10 × 21,582,881.80
  4. Step 4: Simplify right side
    53,925,987.40x = 1,745,817,318,003,734
  5. Step 5: Solve for x
    x = 1,745,817,318,003,734/53,925,987.40
  6. Step 6: Final answer
    x = 32,374,322.70

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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.