Home / 55,049,808.60-75,970,924.78-30,272,026.88

Finding the Fourth Proportional to 55,049,808.60, 75,970,924.78 and 30,272,026.88

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Solution

The fourth proportional to 55,049,808.60, 75,970,924.78 and 30,272,026.88 is: 41,776,600.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,049,808.60 : 75,970,924.78 = 30,272,026.88 : x
  2. Step 2: Convert to fraction form
    55,049,808.60/75,970,924.78 = 30,272,026.88/x
  3. Step 3: Cross multiply
    55,049,808.60x = 75,970,924.78 × 30,272,026.88
  4. Step 4: Simplify right side
    55,049,808.60x = 2,299,793,877,038,618
  5. Step 5: Solve for x
    x = 2,299,793,877,038,618/55,049,808.60
  6. Step 6: Final answer
    x = 41,776,600.78

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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.